There's always a question when you invest. Are you too early, are you too late, or are you just right? And there was a lot of hype about life sciences, around the sequencing of the human genome and a lot of people concluded that's not really there. But by the way, there was a lot of hype around the digital revolution just about the time of 2000 and the human genome, and it turns out that some of the world's biggest, most powerful companies are the survivors post that crash.

When you go and you tour Europe, or you go and you tour Egypt, or you go and you tour Iraq, or you go and you tour Afghanistan, or India, or whatever. Governments get to a point where they're illegitimate because people just give up on them as far as being leaders who have their country's interests at heart.

The thing that keeps me most awake is the desire and curiosity to learn more.

One of the things that really worries me, in part about Mexico, in part about Latin America, and in part about the Hispanic population in the U.S. and Canada. It's the lack of awareness of this whole science world.

It's not going to surprise me if our kids end up running on the beach in Florida when they're 100 years old on regrown body parts with a much higher quality of life than we can begin to imagine.

We're beginning to enter an era where it gets really cheap and really fast to begin to do things like make fuels, and make textiles, and make extra teeth for ourselves. And we're beginning to think about how we regrow our bladders.

Try to live without something digital - without digital code for about two hours, very hard to do if you're awake.