50 years from now we won't need as much human labour to do what manual workers do, so we should be able to take that extra productivity and put it to better use.

I really do think cancer will largely be a solved problem. I think most of the infectious diseases like malaria - our foundation is very involved - once we're finishing polio eradication, then starting up this malaria eradication, and getting that done as fast as we can.

Stolen's a strong word. It's copyrighted content that the owner wasn't paid for.

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.

During the past two centuries, innovation has more than doubled our life span and given us cheap energy and more food. If we project what the world will be like 10 years from now without continuing innovation in health, energy or food, the picture is dark.

If your business is not on the Internet, then your business will be out of business.

I don't generally read a lot of fiction.