Reflecting the decline in college courses on Western Civilization, Marshall Sahlins aims to accelerate the trend by reducing "Western Civ" to about two hours. He cites Nietzsche to the effect that deep issues are like cold baths; one should get into and out of them as quickly as possible. The deep issue here is the ancient Western specter of a presocial and antisocial human nature: a supposedly innate self-interest that is represented in our native...