The quality of research in the U.S. is absolutely the best.

I do normal kind of contributions, particularly for people who are going over to Africa and help highlighting global health, and that's tended to be pretty bipartisan in nature because of the coalition there exists fortunately around these global health issues. But I don't think my backing, putting a lot of money into political contributions is a way I'm going to try and help improve the world.

One of the statistics that always amazes me is the approval of the Chinese government, not elected, is over 80 percent. The approval of the U.S. government, fully elected, is 19 percent. Well, we elected these people and they didn't elect those people. Isn't it supposed to be different? Aren't we supposed to like the people that we elected?

A lot of people assume that creating software is purely a solitary activity where you sit in an office with the door closed all day and write lots of code.

We are always saying to ourself.. we have to innovate. We got to come up with that breakthrough... we're only paid for breakthroughs.

Robots will play an important role in providing physical assistance and even companionship for the elderly.

I never took a day off in my twenties. Not one. And I'm still fanatical, but now I'm a little less fanatical.