<p>Leonard Cohen has aimed high: to be all Jewish heroes at once. Like Jacob, he struggled with angels. Like David, he sang psalms and seduced women. Like Abraham, he moved from place to place and remained a stranger everywhere. <br>But he never ceased doing what he did best: stepping into avalanches and reviving our hearts. From Montreal and New York to the Greek island of Hydra, Leonard Cohen: The Man Who Saw the Angels Fall follows the singer'...