I read your article on Unam Sanctam. Being an evangelical considering whether to become a Catholic, I found it helpful, though I am still struggling to wrap my mind around it. I had a further question. unam Sanctam also says: "Therefore, if the Greeks or others should say that they are not confided to Peter and to his successors, they must confess not being the sheep of Christ, since Our Lord says in John 'there is one sheepfold and one shepherd." What does this mean, then and now, for non-catholic christians?
I think it means, basically, that insofar as you reject Peter and his successors, you are rejecting Christ. However, the Greeks don’t—and can’t—wholly reject...READ MORE