Why We Need Enemies

Why We Need Enemies 1

Justin Renteria for The Chronicle Review

Once there was a Charlie Chaplin look-alike contest. On a lark, Chaplin himself entered. He came in third.

I haven't been able to locate a photo of the winner, but he probably was littler than the Little Tramp, with a more pronounced black mustache, a smaller hat, his pants baggier, his shoes larger. I daresay he also walked even more like a duck. We often create images—especially of other people­—that are exaggerated stereotypes of the real thing. And in no respect is