The defense minister symbolizes the 21st-century failure of the Israeli 'warrior for peace.' Ehud Barak, who announced his retirement from politics today, said a couple of very brave things in his political career. "If I were a Palestinian at the right age, I would have joined one of the terrorist organizations at a certain stage," he said early on. A couple of years ago he said: "If, and as long as between the Jordan and the sea, there is only one political entity, named Israel, it will end up being either non-Jewish or non-democratic... If the Palestinians vote in elections,…