The last time I saw Ted Kennedy he was, in Tom Wolfe's phrase, "A man in full." It was Labor Day, 2007, on Cape Cod, and he was singing and laughing hugely through one of those parody songs that folks compose for friends' birthdays. He was great. He lit up the place. He was free at last, I thought. He had the right job and the right wife. He was free of the presidential ambitions forced on him by others, especially by his dead brothers. He was free of being a Kennedy. He was what he was meant to be,……