Peter Jenkins was of the Watergate generation, a cynic who picked up his college diploma and a 75-pound backpack and set off, as he puts it, “to give this country one last chance.” Now more than five years and 4,750 miles later, he is a believer. “I have America in every cell of my body,” he exults, “and I could feel God everywhere.”.. By the time Jenkins reached the Mississippi he was no longer a vegetarian. A poor mountain man in Virginia, who offered Jenkins a lamb chop, had made him feel foolish about his no-meat diet. Once a “hyper...