I think you just keep going. I've been that way, my whole life.

If we want energy security, then we have to reduce our appetite for fossil fuels. There's no other way. Other issues may crowd the headlines, but this is our fundamental challenge. Big challenges require bold action and leadership. To get the United States off fossil fuels in this uneasy national climate of terrorism and conflict in the Persian Gulf, we must treat the issue with the urgence and persistance it deserves. The measure of our success will be the condition on which we leave the world for the next generation.

Storytelling was a way to see the world bigger than the one you were looking at, and that had great appeal for me. I think since that was part of my upbringing, it became part of me, and I wanted to pass it along to my kids and my grandkids.

It's good to say, 'Look, I can't always be right, but my gut tells me this' - and then you confirm with your gut.

I learned early that you'd better know what you're talking about. You'd better realize that certain issues are going to be so hot - no matter what reason, what logic you apply to it - you're going to be met with an opposition just because their viewpoint is different, and there's no way they're going to accept your reasoning. Furthermore, they're going to attack you because you will be portrayed as not being credible: "You're an actor. What do you know?"

I'm gonna die but I haven't thought about retiring.

Journalism has changed tremendously because of the democratization of information. Anybody can put something up on the Internet. It's harder and harder to find what the truth is.