If you take an hour out of your day to meditate, you will progress ten-fold. By staying mentally focused, you can let your worries go.
If I have one criticism of the other late-night shows, it's that they're almost entirely scripted.
You have to stay in shape. My grandmother, she started walking five miles a day when she was 60. She's 97 today and we don't know where the hell she is.

