"After ten years or so, we began using it to haze incoming recruits. By that time the NSA was getting fantastically huge, we were hiring all of the most brilliant math prodigies in the United States, and when we got one who was especially cocky we’d put him on the Arethusa project just to give him the message that he wasn’t as smart as he thought he was. We broke a lot of kids on that wheel. But then, around 1959, this one kid came in—the smartest kid we had seen yet—and he broke it."