if you think about the '40s and '50s it rebuilt europe and japan and starting the peace corps and i think in a sense what comes after is vietnam. it's the civil rights struggles. it's the violence in almost every major american city. so in a strange sense it is the great divide where people look back and say if kennedy had lived, maybe america would have had a different trajectory. >> the great divide is a great phrase. a i'll give you another word. watersh watershed. the top of a mountain divide. on one side the waters run way and on the other side they run another way. america was a different place on november 21st than it was five years later when lyndon johnson left the presidency. as we just said, the kennedy