" Mike’s statement that he wanted to get up early and have a ride had been received by Psmith, with whom early rising was not a hobby, with honest amazement and a flood of advice and warning on the subject. “One of the Georges,” said Psmith, “I forget which, once said that a certain number of hours’ sleep a day—I cannot recall for the moment how many—made a man something, which for the time being has slipped my memory. However, there you are. I’ve given you the main idea of the thing; and a German doctor says that early rising causes insanity. Still, if you’re bent on it…. "