I feel pretty stupid that I don't know any foreign languages. I wish I knew French or Arabic or Chinese.

China is certainly an important player in the global economy, and a widespread AIDS epidemic would threaten that growth.

Internet TV and the move to the digital approach is quite revolutionary. TV has historically has been a broadcast medium with everybody picking from a very finite number of channels.

We are not even close to finishing the basic dream of what the PC can be.

People are going to buy cheap fertilizer so they can grow enough crops to feed themselves, which will be increasingly difficult with climate change.

[Melinda Gates] is a lot of fun to work with. There's some of the people skills that she's better at and cares about more. It'd be a mistake not to think of her as very numerical and interested in the science. I enjoy, if I get ahead of her, say, understanding the immune system, then we can spend a few hours, where I'm going through how amazing it is and interesting, and how that affects our creating new products, so I've always had a partner.

The computer will live your life, listen to you and understand you better than humans can.