Does science prove gods existence?

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Reason is not an ontological (metaphysical) object, it is an epistemological method.
I’ll just direct you to this link: vatican.va/holy_father/benedict_xvi/speeches/2006/april/documents/hf_ben-xvi_spe_20060406_xxi-wyd_en.html

Pertinent is question #5.
“two, that the universe is an existential primary”.
Care to explain how that makes sense?
there is very reasonable doubt that God exists.
That certainly hasn’t been demonstrated. Ever.
The problem with the god-hypothesis is manyfold, one is that it has no explanatory value.
It explains things including why we are here, what is our purpose, etc.
There is no good reason to accept that there EVER WAS A REVELATION from God.
Easy to say when you already reject the existence of God.
It is all based on hearsay, and the holy scriptures are loaded with errors and nonsense.
:rolleyes:
The operating word here is “IF”.
Right. Fortunately it’s not merely an “if”, but an “is”. 🙂
 
Nonetheless I believe that the Holy Spirit leads the Church in its teachings.
That is your prerogative. I am sure you have some reason for it, but until you share those reasons, I am not in the position to evaluate them. If you had no direct revelation then you probably base in on the bible written by humans, or the church/magisterium comprised by humans, or something else. Since all these - including the existence of the holy spirit - are dependent on the opinion of fallible humans I see no reason to trust them.
Neither Feser nor I believe in the paranormal, nor does any other informed Catholic. No Ouija board or telepathy for me, sorry. And no, I do not consider the claims of the curative powers of pyramidal structures seriously.
I am sure you do not… but the question is: **WHY **don’t you? Probably because you find the evidence unsatisfactory. Well, I see no evidence for God. The only “evidence” is hearsay.
On the other hand, you really do believe in magic when you claim free thought somehow can emerge superimposed on the working of the laws of physics and transcends them. But Peter Plato has already replied to you on some crucial failings of your argumentation.
His answer indicated that he did not understand my argument. Your basic premise was that deterministic hardware cannot **in principle **exhibit “free behavior”. I proved that this principle is incorrect. On the same deterministic hardware using the same “and” or “or” gates in the same manner you cannot determine if a word-processor is being executed or spreadsheet, or anything else. The working of the hardware does NOT determine the working of software (or wetware). You forgot to specify what do you mean by the phrase “freedom of thought”.

Besides, if you try to isolate a human being and place him into a sensory depravation, his intelligence and personality will deteriorate in a few hours. That shows that our freedom is dependent on the environment, too.

The example of feral children also proves that our intelligence is the result of social interaction, and not the result of some “immaterial” soul.
You also believe in magic when you claim that the universe “is an existential primary” that apparently demands no further explanation. For this, the reason why atheists rather than theists are the ones believing in magic, see also Feser’s article,
Nonsense. Magic - by definition is some non-natural method. You may assert that the natural explanation is deficient for some reason, but you cannot say that it is “magic”, if you wish to be consistent in rationality. You assert that God requires no explanation - so where is the difference? At least the existence of the universe can be demonstrated, while God’s existence is pure speculation. The sequence of explanations must stop somewhere, there can be no infinite descent.

The theists say: “God created the universe. God simply exists. All explanations must stop with God”.
The atheist uses Occam’s razor and says: “The universe simply exists. All explanations must stop with the universe”.

Of course Occam’s razor does not prove anything, it just states that simplest hypothesis is the best working hypothesis, and until it is proven insufficient, the alternate hypothesis is not to be entertained. All the attempts to invalidate the natural hypothesis are some kind of “God of the gaps”, or some kind of “argument from incredulity”.
I keep believing in God and His divine revelation for rational reasons.
Very good. Now we are back to the topic of the thread: “can God’s existence be demonstrated by purely rational grounds, without relying on faith or revelation of any kind”?
If God has not given me any personal experience of the divine, at least He has given me rationality to put to good use. After years of intense encounter of naturalism/atheism through literature and numerous discussions I have concluded that the foundations of naturalism are rationally too weak to embrace the worldview. I am decidedly unimpressed by it.
I can counter it by expressing the same sentiment about theism. The whole creation story is sheer mythology.
 
That certainly hasn’t been demonstrated. Ever.
One of these days I would like to see a method of how to demonstrate the lack of something. Most atheists find the supporting evidence for God’s existence unsatisfactory, and therefore they do not believe. Now you may say that they are all imbeciles (“A fool says in his heart: there is no God”), but that is not much of an argument. There are atheists who are most definitely NOT fools, who have a very respectable intelligence, and STILL find the evidence unconvincing.

There is a true saying: “The absence of **proof **is not a proof of absence”.
But the alternate saying: “The absence of **evidence **is a VERY STRONG **evidence **of absence” - is also true.

And there is no objective, repeatable, observable evidence for God’s existence - even though God is supposed to interact with our physical existence all the time.
It explains things including why we are here, what is our purpose, etc.
Explanation requires to show the “HOW”, not the alleged “why”. “Why” did a potter create that pot is his business, irrelevant to others. “How” did he create it - is important.
Easy to say when you already reject the existence of God.
Even if there is God, it does not follow that there ever was a “revelation”. How do you prove that the biblical text was a revelation, and not just some human concoction?
 
The sequence of explanations must stop somewhere, there can be no infinite descent.
Good that we can agree on this. It baffles me when some assert otherwise.
Nonsense. Magic - by definition is some non-natural method. You may assert that the natural explanation is deficient for some reason, but you cannot say that it is “magic”, if you wish to be consistent in rationality. You assert that God requires no explanation - so where is the difference? At least the existence of the universe can be demonstrated, while God’s existence is pure speculation. The sequence of explanations must stop somewhere, there can be no infinite descent.

The theists say: “God created the universe. God simply exists. All explanations must stop with God”.
The atheist uses Occam’s razor and says: “The universe simply exists. All explanations must stop with the universe”.

Of course Occam’s razor does not prove anything, it just states that simplest hypothesis is the best working hypothesis, and until it is proven insufficient, the alternate hypothesis is not to be entertained. All the attempts to invalidate the natural hypothesis are some kind of “God of the gaps”, or some kind of “argument from incredulity”.
I would suggest that you read Feser’s articles on this:

Magic versus metaphysics

Why Is There Anything At All? It’s Simple
I can counter it by expressing the same sentiment about theism. The whole creation story is sheer mythology.
No informed Catholic would argue otherwise. The message of the creation story is not how the world was made, but that the world was made by God. It uses the familiar cosmology of its time to express this message. As Pope John Paul II reminded us, “the scriptures do not tell us how the heavens go, but how to go to heaven.”

Already in the fourth century, more than a millennium before the scientific revolution, St. Augustine, one of the most eminent Fathers of the Church, warned against a literal interpretation of the creation story. He held that the six days of creation should not be taken literally but instead formed a framework within which the narrative was told.

It is interesting, however, to note the parallel as Charlemagne did:
Carl Sagan in Cosmos, 1980 A.D.

“Ten or twenty billion years ago, something happened – the Big Bang, the event that began our universe…. In that titanic cosmic explosion, the universe began an expansion which has never ceased…. As space stretched, the matter and energy in the universe expanded with it and rapidly cooled. The radiation of the cosmic fireball, which, then as now, filled the universe, moved through the spectrum – from gamma rays to X-rays to ultraviolet light; through the rainbow colors of the visible spectrum; into the infrared and radio regions. The remnants of that fireball, the cosmic background radiation, emanating from all parts of the sky can be detected by radio telescopes today. In the early universe, space was brilliantly illuminated.”

Book of Genesis: Centuries before Christ: “In the beginning God said: ‘Let there be light.’”
'Let there be light.’ See also:

en.wikipedia.org/wiki/Photon_epoch

In physical cosmology, the photon epoch was the period in the evolution of the early universe in which photons dominated the energy of the universe. The photon epoch started after most leptons and anti-leptons were annihilated at the end of the lepton epoch, about 10 seconds after the Big Bang.[1] Atomic nuclei were created in the process of nucleosynthesis which occurred during the first few minutes of the photon epoch. For the remainder of the photon epoch the universe contained a hot dense plasma of nuclei, electrons and photons. About 380,000 years after the Big Bang the temperature of the universe fell to the point where nuclei could combine with electrons to create neutral atoms. As a result, photons no longer interacted frequently with matter, the universe became transparent and the cosmic microwave background radiation was created and then structure formation took place.
 
The example of feral children also proves that our intelligence is the result of social interaction, and not the result of some “immaterial” soul.
So then if society interacts with a lump of material, a rock for instance,
that rock will begin to exhibit social skills and intelligence.
 
Nonsense. Magic - by definition is some non-natural method. You may assert that the natural explanation is deficient for some reason, but you cannot say that it is “magic”, if you wish to be consistent in rationality. You assert that God requires no explanation - so where is the difference? At least the existence of the universe can be demonstrated, while God’s existence is pure speculation. The sequence of explanations must stop somewhere, there can be no infinite descent.

The theists say: “God created the universe. God simply exists. All explanations must stop with God”.
The atheist uses Occam’s razor and says: “The universe simply exists. All explanations must stop with the universe”.
Interesting that the evidence for the existence of the universe depends on your rational mind, yet you cannot explain the impetus for, and the process by which, you came into existence. “My parents had sex” is no explanation whatsoever, as you are unique. If “two people having sex” explains your existence, there would be billions of you, and there are not.

Can you at least admit that you have no explanation for the reason you exist? Is there something other than your self? Or do you hold to the absurdity that your own self is all there is, and determines what reality is?
These arguments go round in pointless loops without admitting to the existence of an “other”.
 
His answer indicated that he did not understand my argument. Your basic premise was that deterministic hardware cannot **in principle **exhibit “free behavior”. I proved that this principle is incorrect.
Oh, I understood the argument just fine thank you, which is likely the reason you haven’t typed a single word to directly respond to it. 🙈🙉🙊

You haven’t proven that deterministic hardware can “exhibit” free behaviour, whatever that means. What you have proven is that deterministic hardware could provide a landscape upon which free behaviour might be exhibited, but that is a far cry from proving that the deterministic hardware generates the free behaviour.

Again, the point I made is that the programming code created by intelligent coders (ostensibly with free will) along with the architecture created by intelligent engineers (again, ostensibly with free will) anticipates and accommodates the plethora of behaviours you characterize as “free behaviour.” However, those free behaviours are generated by the free agents who manipulate the controllers that determine the “free” or indeterminate activity you claim is “exhibited” by the deterministic hardware. “Exhibited” is, in no sense, the same as “generated by” or “initiated by.” Therefore, the deterministic hardware cannot be the “in principle” (sufficient and necessary) determiner of the “free behaviour,” no more than a projector and screen in a movie theatre can be said to generate the free behaviour of the actors exhibited on the screen merely because their free behaviour can be exhibited on the screen by the projector.

Certainly the visuals on the screen “emerge from” the interaction of the projector and luminance of the screen, but that emergence does not account for the indeterminate behaviour of the actors which was placed onto the film or digital media prior to and independent of what the projector does onto the screen.

I suspect you used the word “exhibit” to describe what the deterministic hardware does in order to hide your lack of argument behind what appears to be a deliberately ambiguous term.
On the same deterministic hardware using the same “and” or “or” gates in the same manner you cannot determine if a word-processor is being executed or spreadsheet, or anything else. The working of the hardware does NOT determine the working of software (or wetware). You forgot to specify what do you mean by the phrase “freedom of thought”.
You are correct that merely relying on the physical configuration of the hardware says nothing about the executed results because those results depend entirely upon the (name removed by moderator)utted information which the hardware cannot distinguish, even though the results are distinct. The indeterminism is added by the ostensibly free agent manipulating the (name removed by moderator)ut device, ergo that the hardware is indiscriminate with regard to results does not mean the hardware is indeterministic. The results are at the discretion of the agent (name removed by moderator)utting the selection and the hardware designers who intentionally designed the open ended attributes of the electronic architecture.

You need to take “no free lunch” more seriously than you do, it appears.
Besides, if you try to isolate a human being and place him into a sensory depravation, his intelligence and personality will deteriorate in a few hours. That shows that our freedom is dependent on the environment, too.
Yes, but again you are hiding your lack of argument behind an ambiguous term - in this case “environment.” What you mean is isolating a human being from an environment rich with other personalities and intelligent agents will result in a deterioration of intelligence and personality. A human being living among rocks will certainly be less intelligent and personable than one raised by wolves or in a human community replete with intelligent moral agents.

It is not merely sensory deprivation, but social and intellectual deprivation that will cause deterioration.

Continued…
 
…from last.
The example of feral children also proves that our intelligence is the result of social interaction, and not the result of some “immaterial” soul.
This is question begging, clearly. The uniquely human form of social interaction that leads to authentic intelligence may, in fact, only be possible because of the intelligence of “immaterial” souls. That immaterial intelligence may be embedded, imparted or transferred or otherwise “called out of” the child through the social interaction, meaning that if the child did not possess the immaterial soul to begin with the intelligence could not arise. Dogs do not become as intelligent as humans merely by hanging out with them.

The problem, for you - and eliminative materialists, generally - is that you haven’t demonstrated that intelligence can arise purely from material interaction. Simply assuming that because intelligence exists within a physically structured world does not, by any stretch of imagination, show that intelligence arises from that physical structure.

Again, your analogy simply works against you because your claim was that MMORG-s games exemplify that “free behaviour” does arise from a deterministic structure, but such a claim only appears true when we ignore the necessity for free agents to create the open architecture to be capable of exhibiting or interfacing with the free behaviour of agents capable of manipulating it.

It would be an easy matter of tracing back the “determiners” of the free behaviours exhibited in such an environment by having all players take their hands off their controllers and then forensically tracing every remaining event to its physical origin. You know as well as I that every event will be traceable to either a programming loop or intractable laws of physics. The indeterminacy will always be introduced by those human individuals manning the controls or random number functions or generators within the programming code.

One last point: the virtual world you seem to think emerges from the deterministic hardware does not really reside there. Actually, it resides in the subjective imaginations of the players who “virtually” conceive or “visualize” that reality in their sensory imaginations. Again, begging the question concerning how this virtual reality emerges. It doesn’t emerge from the physical hardware, but rather from the intellectual and imaginative capacities of the players who conjure it up as they play. You haven’t demonstrated that that capacity is itself a physically determined one merely by invoking an external instance of where it appears to come into play allegedly at some degree of separation from all free agents by the possibility of its application in electronic hardware.

You might just as well claim that the ideas emerging from the written text, AKA the “deterministic hardware” of books also “exhibits” free behaviour because written words have power to change the world - the pen is mightier than the sword and all that.

I would argue that MMORG-s games are merely structurally complex instances of the books merely encapsulating information that preceded them in such a way that these both “catalyze” but do not generate or initiate free behaviour.

Complex information is housed in the hardware and software of computers, but in itself that information is inert. It had to be stored there by the intentional and free activity of intelligent designers and programmers and only when accessed by the free behaviour of those using computers or playing games is there the reintroduction of “free behaviour” when the stored information is used indeterminately by free agents.

Your argument that “in principle” physically determined hardware can give rise to or initiate “free behaviour” is a bogus one.
 
Good that we can agree on this. It baffles me when some assert otherwise.
Partial agreement is better than none.
I would suggest that you read Feser’s articles on this:

Magic versus metaphysics

Why Is There Anything At All? It’s Simple
Sorry, I am interested in **your **views, not Feser’s. If he ever logs on to the system and presents his views directly, not by some long-winded blog, I will be interested in reading them. If you would care to elucidate your position, and quote a few supporting sentences (with a link, of course) that would be fine. But I read too many of his blogs which were unworthy to read to go on a wild-goose chase.
No informed Catholic would argue otherwise. The message of the creation story is not how the world was made, but that the world was made by God. It uses the familiar cosmology of its time to express this message. As Pope John Paul II reminded us, “the scriptures do not tell us how the heavens go, but how to go to heaven.”
I wish it did. But that is a different topic.

The creation story is an empty assertion without evidence.

If you are so inclined, I would appreciate if you answered those questions I asked in my previous posts, so I can understand you better. Namely:
  1. what is that “freedom of thought” that you consider inexplicable under the naturalistic worldview?
  2. what is the difference between the evidence for the paranormal and for God?
  3. and finally, how do you plan to demonstrate God’s existence without appealing to faith and the bible?
You will have at least 3 weeks to formulate your answer, since I will have no internet access until the middle of November. On the high seas the internet usage is prohibitively expensive.

Wishing you the best. See you later.
 
One of these days I would like to see a method of how to demonstrate the lack of something. Most atheists find the supporting evidence for God’s existence unsatisfactory, and therefore they do not believe. Now you may say that they are all imbeciles (“A fool says in his heart: there is no God”), but that is not much of an argument. There are atheists who are most definitely NOT fools, who have a very respectable intelligence, and STILL find the evidence unconvincing.

There is a true saying: “The absence of **proof **is not a proof of absence”.
But the alternate saying: “The absence of **evidence **is a VERY STRONG **evidence **of absence” - is also true.
It’s about whether or not it is reasonable to doubt God’s existence. I suppose I would grant that it could be reasonable to doubt, reason can be used, but certainly it’s not the direction or end that reason will lead you to.
And there is no objective, repeatable, observable evidence for God’s existence - even though God is supposed to interact with our physical existence all the time.
We can know God’s existence through the material world. But if you a priori reject everything that is not scientifically verifiable, of course you have no chance at accepting God’s existence. What is yet to be demonstrated is that everything that exists is subject to the scientific method.

If only what is physically observed is true, that leaves love, freedom, and beauty in a very sad state of affairs, and ultimately our humanity as well.
Explanation requires to show the “HOW”, not the alleged “why”. “Why” did a potter create that pot is his business, irrelevant to others. “How” did he create it - is important.
Life isn’t only about the “how”.
Even if there is God, it does not follow that there ever was a “revelation”.
Very true. Although it does seem probable and fitting that there would be a revelation.
How do you prove that the biblical text was a revelation, and not just some human concoction?
The love of the saints. That’s what every proof (miracles) ultimately comes down to, whether the proof is historical (are they credible?) or through beauty (what they have given us or shown in their lives). But in the end, it is the only truly reasonable option for humanity to accept.
 
One last point: the virtual world you seem to think emerges from the deterministic hardware does not really reside there. Actually, it resides in the subjective imaginations of the players who “virtually” conceive or “visualize” that reality in their sensory imaginations. Again, begging the question concerning how this virtual reality emerges. It doesn’t emerge from the physical hardware, but rather from the intellectual and imaginative capacities of the players who conjure it up as they play. You haven’t demonstrated that that capacity is itself a physically determined one merely by invoking an external instance of where it appears to come into play allegedly at some degree of separation from all free agents by the possibility of its application in electronic hardware.
Yes, and I see a parallel here with the general confusion about whether computers ‘think’ or ‘understand’. Of course they do not. A computer just processes (name removed by moderator)ut according to certain algorithms that are programmed, and it produces an output. However, it does not in any way understand what it is doing or what the output means. A computer cannot even self-reflect and check if its output is right. Instead of being programmed to calculate 9 x 7 = 63, a computer could just as easily be programmed to calculate 9 x 7 = 126, also obeying the laws of physics. It would not know the difference. The output of computers is only meaningful to humans, not to computers. The functioning of computers is wholly dependent on human rationality – even if they are induced to ‘learn’ and in the process to create output ‘on their own’ – since they are programmed by humans according to the rules of logic and reason that these apply.

Even Watson, the computer of Jeopardy-winning fame, does not think. It is simply fed a huge amount of ‘knowledge’ data and processes a question against this database according to probability algorithms for the right answer (see also its ‘probability’ display on its screen for each answer) – all of it according to instructions of human programmers. Also it does not know what it is doing, only its human programmers do. It just processes algorithms, it basically calculates. It does not understand anything more than a simple mechanical calculator from a 100 years ago understood the basic calculations that it carried out.

Materialist philosopher John Searle (see the famous ‘Chinese Room’ analogy for computer functioning) answered scathingly when asked if he thought Watson possessed human-like intelligence: “Watson does not even know that he won!” (Jeopardy, that is.)
 
Yes, and I see a parallel here with the general confusion about whether computers ‘think’ or ‘understand’. Of course they do not. A computer just processes (name removed by moderator)ut according to certain algorithms that are programmed, and it produces an output.
What about learning algorithms, which change and evolve? Humans do the same. We have very few in-born capabilities, and we learn to “understand” the world as we progress.
However, it does not in any way understand what it is doing or what the output means.
What is “understanding”? If you perform a Turing-test, and the “other party” exhibits a behavior which we would consider to be “understanding” with a human partner, then on what grounds would you deny “its” ability to understand? If you ask the same question twice with different wording, and the second time the reply is: “but I just answered it”, then it **understood **that there was no significant difference in the wording. And that is what we call “understanding” - to separate the **significant **difference from the **insignificant **one.
A computer cannot even self-reflect and check if its output is right. Instead of being programmed to calculate 9 x 7 = 63, a computer could just as easily be programmed to calculate 9 x 7 = 126, also obeying the laws of physics.
This is true, and it shows that “deterministic” hardware can produce results contrary to the laws of physics. As such you just proved that the deterministic brain can create a “free though”, independent from the hardware. And children can be trained to produce such results.
The output of computers is only meaningful to humans, not to computers. The functioning of computers is wholly dependent on human rationality – even if they are induced to ‘learn’ and in the process to create output ‘on their own’ – since they are programmed by humans according to the rules of logic and reason that these apply.
That is a very weak argument. Children learn from the teachers, their parents and from the environment, but no one says that their “seeming” understanding is just programmed by the external factors. The question of “nature” vs. “nurture” cannot be decided in a general sense, both are needed in human (and other) development.
Materialist philosopher John Searle (see the famous ‘Chinese Room’ analogy for computer functioning) answered scathingly when asked if he thought Watson possessed human-like intelligence: “Watson does not even know that he won!” (Jeopardy, that is.)
Watson is still extremely “primitive” in its algorithms. Human children do not exhibit any kind of “intelligence” for quite a long time in their early ages. No wonder that they are “trained” and not “educated” during those years.

Let me return to those three questions I asked in my previous post:
  1. what is that “freedom of thought” that you consider inexplicable under the naturalistic worldview?
  2. what is the difference between the evidence for the paranormal and for God?
  3. and finally, how do you plan to demonstrate God’s existence without appealing to faith and the bible?
I am really interested in your views.
 
What is “understanding”? If you perform a Turing-test, and the “other party” exhibits a behavior which we would consider to be “understanding” with a human partner, then on what grounds would you deny “its” ability to understand? If you ask the same question twice with different wording, and the second time the reply is: “but I just answered it”, then it **understood **that there was no significant difference in the wording. And that is what we call “understanding” - to separate the **significant **difference from the **insignificant **one.
The problem here is that you are relying on a rather superficial view of human responses. When first relating to another person, the way they respond and the way you read their responses will resemble the manner in which a Turing-competent computer might respond, but the similarity will end as soon as you spend a great deal of time with another person - years or decades.

As a long time educator who did deliberately take the time and effort necessary to get to know each individual student, the one phenomenon that a computer will never replicate is that in time it is possible to come to know a human person in such a way as to “sense” them as “person.” One way this manifests itself is that you come to have, with proper tuning into the person as person, a sense of them and come to know, intuit and anticipate their behaviour, responses, words and even their thoughts. I doubt that will ever happen with a computer, precisely because the computer isn’t a person no matter how “trainable” it is or how well it has been programmed to imitate human responses.

I can work with a computer for years and never get that inimitable sense of “person” that inevitably comes from spending time getting to know another person as person.
 
The problem here is that you are relying on a rather superficial view of human responses. When first relating to another person, the way they respond and the way you read their responses will resemble the manner in which a Turing-competent computer might respond, but the similarity will end as soon as you spend a great deal of time with another person - years or decades.
How would you know that? The Turing test does not limit the time to any specific value. It merely says that as long as the responses are indistinguishable from the responses of a “known” human partner, it is unreasonable to deny that the “other party” (may be a human or a computer!) also has understanding. That is why I ask the fundamental question: “what IS understanding”? You do not have access to the “black box” representing the other entity (human? computer?), you only have access to the responses. Using the immortal analogy of Forrest Gump: “stupid is as stupid does” - which is translated into: “understanding is as understanding does”.
As a long time educator who did deliberately take the time and effort necessary to get to know each individual student, the one phenomenon that a computer will never replicate is that in time it is possible to come to know a human person in such a way as to “sense” them as “person.” One way this manifests itself is that you come to have, with proper tuning into the person as person, a sense of them and come to know, intuit and anticipate their behaviour, responses, words and even their thoughts. I doubt that will ever happen with a computer, precisely because the computer isn’t a person no matter how “trainable” it is or how well it has been programmed to imitate human responses.

I can work with a computer for years and never get that inimitable sense of “person” that inevitably comes from spending time getting to know another person as person.
Do not limit your thoughts to the current, very limited AI of Watson or other artificial intelligence programs. You mention “imitation”, which is the crucial point of the question: “where does imitation” or “emulation” end and “real” understanding begin? A rather clumsy analogy would be: “birds can fly, by slapping their wings. Humans can fly by using artificial means, like airplanes.” There is a difference in the method, but both achieve “flying”.

By the way, performing a lobotomy on a human will “rob” them of their personhood, they will be in a vegetative state. So to have a personality is not a significant requirement - it seems.
 
How would you know that? The Turing test does not limit the time to any specific value. It merely says that as long as the responses are indistinguishable from the responses of a “known” human partner, it is unreasonable to deny that the “other party” (may be a human or a computer!) also has understanding. That is why I ask the fundamental question: “what IS understanding”? You do not have access to the “black box” representing the other entity (human? computer?), you only have access to the responses. Using the immortal analogy of Forrest Gump: “stupid is as stupid does” - which is translated into: “understanding is as understanding does”.

Do not limit your thoughts to the current, very limited AI of Watson or other artificial intelligence programs. You mention “imitation”, which is the crucial point of the question: “where does imitation” or “emulation” end and “real” understanding begin? A rather clumsy analogy would be: “birds can fly, by slapping their wings. Humans can fly by using artificial means, like airplanes.” There is a difference in the method, but both achieve “flying”.

By the way, performing a lobotomy on a human will “rob” them of their personhood, they will be in a vegetative state. So to have a personality is not a significant requirement - it seems.
The problem with your last claim is that you don’t know whether a lobotomy actually robs them of their personhood, or only that it robs them of the tools with which to express their personhood. You, personally, could not draw such a conclusion without actually having a lobotomy and then reverting back to personhood to describe what it is you did lose. Unfortunately, if your personhood were, indeed, lost, how would you as a person be aware of that loss?

When you come up with a version of a computer worth spending that much time with, get back to me. For now, I’ll continue to be skeptical.

Before I believe what stupid is, I’ll have to see what it does.
 
Do not limit your thoughts to the current, very limited AI of Watson or other artificial intelligence programs. You mention “imitation”, which is the crucial point of the question: “where does imitation” or “emulation” end and “real” understanding begin? A rather clumsy analogy would be: “birds can fly, by slapping their wings. Humans can fly by using artificial means, like airplanes.” There is a difference in the method, but both achieve “flying”.
Well, that all depends on what you are willing to allow to qualify as “flying.” If “flying” becomes defined a la Turing as “simply leaving the ground,” then I am flying when I ballon about in my tutu. Basically, that is what Turing has done by redefining thinking to mean “giving the appearance of thinking.”

Why is there any reason to believe thinking can be reduced in that way to be merely a mechanical activity?

Stupid isn’t what stupid does, unless the thing in question has a capacity to not be stupid in the first place. We don’t define stupid merely by the activity, we define it by the traits and expectations we have of a person which are antithetical to stupid but which were expected and not exhibited.

We’re a tad more sophisticated here than to purchase down home alchemy peddled as a magical elixir, especially when whispering voices with restrained guffaws are telling that “magical” really means “impotent”
 
Well, that all depends on what you are willing to allow to qualify as “flying.” If “flying” becomes defined a la Turing as “simply leaving the ground,” then I am flying when I ballon about in my tutu. Basically, that is what Turing has done by redefining thinking to mean “giving the appearance of thinking.”

Why is there any reason to believe thinking can be reduced in that way to be merely a mechanical activity?
A while ago I heard an interesting story on NPR in their science hour. There is an annual meeting on artificial intelligence and the Turing test, where they have judges in a blind test who have to decide if they are having a conversation with a human person or a computer. In 2008 or 2009 for the first time 25 % of the judges where fooled by a computer, dangerously close to the threshold of 30 % that Turing had proposed (the discussion on NPR then also was, why not 50 or 51 % ?).

Yet then they told the story of that one computer that had been learning for many years; with the arrival of the internet it then could have conversations with millions of people instead of just a few. During that process it continuously learned, and became better and better, until one day, after that 25 % threshold had been crossed in that competition, one judge found out how to unmask it as just a machine instead of a human person. He said something outrageous and absurd, like: “Last night I did not sleep well because a meteor crashed into my bedroom.” The computer than replied: “I woke up at 1 in the afternoon.”

The computer obviously was thrown off by the absurd and unexpected remark – it lay outside of what it had encountered and learned during those millions of other conversations – and it could not reply like a human being would. Why? The incident exposed that while a computer can learn and learn how to react – after all, a computer is really good at computing – it does not have the mental judgment needed to reply to an absurd remark in an appropriate manner. In other words, it cannot think.

After this judge had learned to ‘crack the code’ and informed his fellow judges, the next year none of the judges were fooled on the competition, not a single one. So much for the Turing test and ‘thinking machines’.
 
Hee Zen,

I hope you had a good trip.

Al
Yes, thank you, it was very nice. 🙂 When you have time, I will be interested in your answers to those specific questions, but for the time being, let’s consider the question of understanding.
After this judge had learned to ‘crack the code’ and informed his fellow judges, the next year none of the judges were fooled on the competition, not a single one. So much for the Turing test and ‘thinking machines’.
The judge did his job well, but it is premature to “bury” the computers. One of the problems we need to consider is that the human learning process is much more complicated then just participating in conversations and reading books. The overwhelming majority of information we process comes from all the senses - which the computers lack - for the time being. Not to mention that humans spend many years to accumulate the very small amount of knowledge they exhibit at the age of 5 or 6. No one would blame someone on the tropics who has never experienced “snow” to be ignorant of about questions concerning snow. And you can “fool” a simple, dumb person with a non-sequitur remark. Does that make him less human? All the judges proved that the computer was still too “dumb” to pass as a human.

But let’s concentrate of the concept of “understanding”. How would you define “understanding”? If I would express these thoughts in a language you are not familiar with, you would not understand it, because you would lack the necessary information to parse it. Understanding is nothing more than information processing and incorporating the new information into the body of information one already possesses.

The amount of information available to Watson is enormous, but I wonder if it was “taught” to cross-reference them, which is a huge part of “understanding”. Also how “deep” is its memory processing? Computers can keep a log of their previous activities.

But let’s consider a real problem. IF and WHEN there will be a computer, which can pass the Turing test with a close to 100% accuracy… then what? If you would say that this “emulation” is extremely precise and accurate, then comes the final question: “what is the difference between a 100% accurate emulation and the real McCoy”? Does it even make sense to look for a “difference” where there is none which could be detected?
 
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