When was the last time leading Arabs or Muslims came to the defense of Jews? I say that because a phenomenal thing happened in America last week. American Jews were divided, but still led the national debate on whether or not a mosque should be allowed within blocks of “Ground Zero,” the spot where the Twin Towers collapsed under a terrorist assault on September 11, 2001. Although the Anti-Defamation League flip-flopped on the issue, supporting it on principle and then later opposing it on emotional grounds, it did so with attempted gracefulness. The ADL noted the intense emotions aroused and...