I admire leaders in science, people who really figure things out like Richard Fineman or people who work on vaccines, tons of people working on [the] HIV vaccine. There's leaders in business, people like Warren Buffett, who've got a certain approach they take that are pretty amazing. There [are] product innovators like Steve Jobs was, where he gets behind a concept and does a fantastic job.

You know capitalism is this wonderful thing that motivates people, it causes wonderful inventions to be done. But in this area of diseases of the world at large, it's really let us down.

I don't think there's anything unique about human intelligence.

If I think something's a waste of time or inappropriate I don't wait to point it out. I say it right away. It's real time. So you might hear me say 'That's the dumbest idea I have ever heard' many times during a meeting.

For Africa to move forward, you've really got to get rid of malaria.

In K-12, almost everybody goes to local schools. Universities are a bit different because kids actually do pick the university. The bizarre thing, though, is that the merit of university is actually how good the students going in are: the SAT scores of the kids going in.

So we can simulate Richter-10 earthquakes. We simulate 70-foot waves coming into these things. Very cool. We basically say no human should ever be required to do anything, because if you judge by Chernobyl and Fukushima, the human element is not on your side.