I don't take success very well, because I know it's fleeting. And the next day, it can all fall apart. I know that, too. So I don't get too high, and I don't get too low. You get through the world a lot easier that way.

In my opinion, Arnold Schwarzenegger wasn't qualified to be governor of California.

You can never have too many friends.

I did a little bit of cocaine in the Eighties, courtesy of John Belushi, but fortunately I didn’t like it. But I smoked marijuana for 50 years and I don’t know where I’d be without it. It opened my mind and now it eases my arthritis. After decades of research I’ve concluded that marijuana should be legal and alcohol illegal.

Marriage is a lot like the army, everyone complains, but you'd be surprise at the large number that re-enlist.

With the exception of my wife and children, there's nothing I value more than my Oklahoma heritage.

We know what the surface of the moon is better than we know what the surface of the sea floor is.