I had a professor in college who extolled the virtues of his unique sleep schedule - going to bed at 7 and waking up at 3am. He said he loved those few hours wh

I had a professor in college who extolled the virtues of his unique sleep schedule - going to bed at 7 and waking up at 3am. He said he loved those few hours when everyone else was sleeping and got all his best work done during that time.