One commenter said: The way you write, I guess, seems to me to reveal a near certainty concerning the falsity of Catholic Doctrine. It seems as though you know beyond a shadow of a doubt that Catholicism simply couldn’t be true. And you’re willing to hang everything on that confidence. Too often, an argument is put forth in this form: “Protestantism has lots of problems. Therefore, Catholicism.” I once looked at it this way myself. I was hanging around some close friends who were starting a fellowship for “completed Jews,” — that is, these were all Jewish people who had...