The thesis tried to explain how the Italian sculptor Donatello used Greek and Roman sculpture — which is actually totally beside the point, but I’ve always wanted to tell someone. God knows what Professor Childs actually thought of it, but he helped me to become engrossed. More than engrossed: obsessed. When I handed it in I knew what I wanted to do for the rest of my life: to write senior theses. Or, to put it differently: to write books. Then I went to my thesis defense. It was just a few yards from here, in McCormick Hall. I listened and waited for Professor Childs to say how well written my thesis was. He didn’t. And so after about 45 minutes I finally said, “So. What did you think of the writing?” “Put it this way” he said. “Never try to make a living at it. Michael Lewis commences the Princeton seniors.