NELSON ASCHER WRITES on the uses of anti-semitism. “Instead of trying to understand ‘why they hate us’ and why they (and many others) hate the Jews (something I hope we’ll be discussing for several generations), what we have to understand right now is: what is anti-Semitism good for? . . . Hatred of the Jews and of Israel is the loaded weapon the Jihadis are putting in the hands of a civilization that’s willing (again) to commit suicide.”