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.

Software was changing so fast, so unbelievable, that that got very quick adoption.

We are seeing smarter philanthropy, more philanthropy, and that's true world wide. So it's kind of a movement that has a lot of accomplishments, even though as a percentage of the economy, it's still only a few per cent.

In the decade ahead I can predict that we will provide over twice the productivity improvement that we provided in the '90s.

It is hard to sell Congress and the American people on foreign aid. Is it harder to do that than it is to sell billionaires on the idea that they should give all their money away.

We [Corbis] make it so easy to call up images, whether art or people or beaches or sunsets or Nobel Prize winners.

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