On Sept. 13, 1993, President Bill Clinton put on a tie decorated with golden trumpets for the ceremony he was about to host, in which Yitzhak Rabin and Yasser Arafat would sign preliminary Israeli-Palestinian peace accords. The trumpets were intended, according to his advisers, to evoke the biblical shofars blown by the Israelites to bring down the walls of Jericho. It is safe to say that Clinton saw himself as a world-historical figure on that day. By the time his second term ended, it was all