"Bracingly: "Some believe that such a confession of my faith will sink my candidacy. If they are right, so be it." Whatever our faith, the things we value -- equality, obligation, commitment to liberty -- unite us. In a passage his advisers debated over until the night before the speech, Mr. Romney declared: "I believe that Jesus Christ is the Son of God and the Savior of mankind." He made the call. Why? I asked the aide. "Because it's what he thinks."

At the end, he told a story he had inserted just before Thanksgiving. During the dark days of the First Continental Congress in Philadelphia, someone suggested the delegates pray. But there were objections: They all held different faiths. "Then Sam Adams rose, and said he would hear a prayer from anyone of piety and good character, as long as they were a patriot. And so together they prayed." At this point in Mr. Romney's speech, the roused audience stood and applauded, and the candidate looked moved."