Been posted ad nauseum in this forum and even some, already, in this thread. I would not put it in my own terms, I let the CC speak for itself.
819 "Furthermore, many elements of sanctification and of truth"273 are found outside the visible confines of the Catholic Church: "the written Word of God; the life of grace; faith, hope, and charity, with the other interior gifts of the Holy Spirit, as
[820](javascriptpenWindow(‘cr/820.htm’) "Christ bestowed unity on his Church from the beginning. This unity, we believe, subsists in the Catholic Church as something she can never lose, and we hope that it will continue to increase until the end of time."277 Christ always gives his Church the gift of unity, but the Church must always pray and work to maintain, reinforce, and perfect the unity that Christ wills for her. This is why Jesus himself prayed at the hour of his Passion, and does not cease praying to his Father, for the unity of his disciples: "That they may all be one. As you, Father, are in me and I am in you, may they also be one in us, . . . so that the world may know that you have sent me."278 The desire to recover the unity of all Christians is a gift of Christ and a call of the Holy Spirit.279
[836](javascriptpenWindow(‘cr/836.htm’) "All men are called to this catholic unity of the People of God. . . . And to it, in different ways, belong or are ordered: the Catholic faithful, others who believe in Christ, and finally all mankind, called by God’s
Can you understand how I feel after reading this carefully that I see no advantage to joining the Catholic faith? For while I am not in perfect communion with the CC, neither do I need to be. At the end of life when I am presented with the truth about whether or not the CC was the only true church, as a non-Catholic I am still saved if it was true , but if that claim is false then as a Catholic one has been practicing extreme idolatry.