You can count on Congress to provide a good laugh. Take, for instance, the Senator who talked about the war in "Indigo China," or the Representative who asked why the Israelis and Arabs couldn't settle their differences "like good Christians." But the U.S. Congress has always been much more than a good source of comedy. It has been home to brilliance as well as buffoonery, to integrity as well as corruption, to statesmanship as well as demagoguery...