When confronted with acts of stunning atrocity, such as the attacks of September 11th, the Madrid train bombings, the two attacks in Bali, or the synchronized bombings in the London underground, many navel-gazing Westerners are prompted to ask, "Why do they hate us?" Although there's something off-putting about the implicit blame-the-victim mentality in a question like that, it nonetheless is a legitimate question to ask. Some people ask that question rhetorically: to them, the answer to "Why do they hate us?" always leads one place: it's our fault. To these people, any horrific act anywhere in the world is a...