I've been very lucky, and therefore I owe it to try and reduce the inequity in the world. And that's kind of a religious belief. I mean, it's at least a moral belief.

I can understand wanting to have millions of dollars; there's a certain freedom, meaningful freedom, that comes with that.

Energy innovation is not a nationalistic game.

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.

We got a malaria initiative, really a phenomenal time, even though in the early stages there was some uncertainty. Then of course [Barack] Obama, although he had budget constraints, he believed in these things; a lot of new initiatives, including in agriculture.

Nobody has a guaranteed position in computer technologies business. We've done some good work, but all of these products become obsolete so fast and the structure of the business as it broadens out is going to be so different.

If you take from the most wealthy and give to the least wealthy, it's good. It tries to balance out.