When Mahmoud Khalil, the Syrian-born anti-Zionist protest figure at Columbia, was detained by ICE and threatened with deportation, his supporters portrayed him as a man of impeccable temperament without a hateful bone in his body. So I was surprised to see that Khalil doesn’t present himself this way. In fact, in a wide-ranging conversation  with Ezra Klein on the latter’s podcast, Khalil displayed casual cruelty toward American Jews, complete dehumanization of Israeli Jews, and an aggressive,