I heard doctors revived a man who had been dead for 4-1/2 minutes. When they asked him what it was like being dead, he said it was like listening to Yankees announcer Phil Rizzuto during a rain delay.
David LettermanThere's only one requirement of any of us, and that is to be courageous. Because courage, as you might know, defines all other human behavior. And, I believe - because I've done a little of this myself - pretending to be courageous is just as good as the real thing.
David LettermanDon't worry about me. I plan to continue to be in show business. I have already been booked to be in a production of 'The Sunshine Boys' with Jay Leno.
David LettermanYou know who's upset now with ISIS? Al Qaeda. It's because ISIS is getting more attention than Al Qaeda. So now, Saturday night will be Ayman al-Zawahiri bobblehead night.
David Letterman