It's easier to add things on to a PC than it's ever been before. It's one click, and boom, it comes down.

I think it's fair to say that personal computers have become the most empowering tool we've ever created. They're tools of communication, they're tools of creativity, and they can be shaped by their user.

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

If people want capital gains taxed more like the highest rate on income, that's a good discussion. Maybe that's the way to help close the deficit.

President [George] Bush made the U.S. absolutely the leader, between its own PEPFAR, and it's been by far the biggest Global Fund donor. That's a legacy.

The belief that the world is getting worse, that we can't solve extreme poverty and disease, isn't just mistaken. It is harmful.

A great lathe operator commands several times the wage of an average lathe operator, but a great writer of software code is worth 10,000 times the price of an average software writer.