Every time I criticize the anti-Zionists, they say, 'You are trying to silence us.' I don't deny there are some people who are critical of Israel who are not anti-Semitic. But to criticize Israel, and then criticize Zionism, is not quite the same thing.

Shake any institution of higher learning, and a dozen boycotters will fall out of it.

To be clear, I abhor the separation wall. It is an eyesore in itself and makes tangible the failed diplomacy and cruel short-sightedness that causes such misery in the region. No Palestinian can see that wall and not wonder if the Israelis mean it to stay there forever, a constant reminder of what they never intend to change.

I once gave a character in a novel my inability to get past the same point in any work of philosophy: that moment when seeing is suddenly occluded and you know you can go no further.