I think he's the most graceful comedic performer of the century,

It's a good thing I was born in this century, when superfluous television seems to be part of the economy.

It's this miraculous thing that I think about every once in a while, like when I'm walking the dog, ... The thing that got me there was this show, and the easiest way to screw this up is to take my eye off the ball.

If you can laugh at yourself loud and hard every time you fall, people willthink you're drunk.

I always knew that it was going to be an uphill climb to replace Letterman from complete obscurity with no experience, but I think I had to go through it to know exactly what a titanic effort that was going to be.

I think the best thing I ever did was, years before I got the 'Late Night' show, when I first got out to Los Angeles to be a television writer, the first thing I did was I signed up to take improvisational classes... And I studied that for years, and I really loved it.