BUDAPEST - The oldest rabbinical seminary in Europe stands just a few streets from the Danube in the heart of Budapest. It has survived empires, fascism and communism. It outlasted the Nazis, who turned it into Adolf Eichmann's headquarters for organizing the deportation of Hungarian Jews to the death camps. It endured four decades of communist rule as the only rabbinical seminary in Eastern Europe. Today, it remains a center of Jewish learning.Its story encapsulates one of the great paradoxes