No one will need more than 637Kb of memory for a personal computer

Sometimes we do get taken by surprise. For example, when the Internet came along, we had it as a fifth or sixth priority.

I have a particular relationship with Vinod Khosla because he's got a lot of very interesting science-based energy startups.

India has over 20 percent of the kids born in the world. And they move around a lot.

The US in some ways has been the best. Who figured out shale gas? Although that wasn't a good thing [for CO2 levels], it was very innovative. It's led to low-cost energy. Who figured out nuclear power? Largely the United States. Once you get past the steam engine, which is mostly British, then the US has been at the center of most of the energy things that have happened.

Like a human being, a company has to have an internal communication mechanism, a "nervous system", to coordinate its actions.

In the philanthropy game, you're going for different outcomes: saving childhood lives, having kids grow up - because they don't have malnutrition or disease - that they achieve their full potential. We take for Warren [Buffett] things that, because he's very intelligent about the world but doesn't get to go out in Africa and see what we see, we've taken and say to him where we stand and it's basically a very positive report that his gift has made a phenomenal difference.