Teaching is the human thing, in terms of building the kids' self-confidence, so if we take the broad ways that we want to see society to be better, science can only provide certain pieces of that.

I'd be happy if I could think that the role of the library was sustained and even enhanced in the age of the computer.

The human body is the most complex system ever created. The more we learn about it, the more appreciation we have about what a rich system it is.

Like my friend Warren Buffett, I feel particularly lucky to do something every day that I love to do. He calls it "tap dancing to work."

We all sort of do want incentives for creative people to still exist at a certain level. You know, maybe rock stars shouldn't make as much; who knows? But you want as much creativity to take place in the future as took place in the past.

I really do think cancer will largely be a solved problem. I think most of the infectious diseases like malaria - our foundation is very involved - once we're finishing polio eradication, then starting up this malaria eradication, and getting that done as fast as we can.

I'm certainly well taken care of in terms of food and clothes.