I absolutely am an environmentalist. I am probably more of an environmentalist than most people who live in the world, but I think that comes from my position in the world and that doesn't make me a better person.

I was fifteen in college at Tulane. I lied about my age in college so that I could be normal socially. So that girls would go out with me and stuff like that. I just said I was normal age.

In the nearer term, the likeliest source of risk is a conflict between China and the U.S. These are now the two largest economies in the world, and the combination of their economic interdependence, the sharp differences in their political and economic values, and the growing divergence in their interests makes this relationship potentially dangerous for everyone who might be affected by it - which means pretty much everyone.

It's very hard for someone who makes $1,000 a year or some who makes less than $1 a day to care about the environment.

I believe that if you go and ask a chief executive of a Goldman Sachs or a BP, and they answer you honestly they want monopolies, they want government subsidies, they want preferences - they're not interested in free markets.

Sometimes you check things off because you've done them. If you aren't checking stuff off your bucket list, you aren't living very well.

Whether it is gun control lobby, health care lobby, or abortion, pro-choice lobby, whatever it is, people are always trying to say that it is about restricting rights and they are never really prepared to talk about what the honest tradeoffs are. One of the things we need to do a better job of is actually painting those tradeoffs.