Quote by David Letterman

"I think it's nice when people use your name when they're greeting you. It makes you feel like more than just a guy."

"The difference between me and my competition is that I'm awake."

"If you want to know what God thinks of money, just look at the people he gave it to."

"Entertainment is my life, my love, my passion - it's all I think about."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."