Vaccination is one of the easiest things on the way to development. It's much easier than roads and a great education system. It's very basic. It's one of the first things you want to get right.

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

It is a high bar to say that it's more fun than working on software because the work at Microsoft that both Melinda [Gates] and I did was thrilling. We were making breakthroughs and empowering people.

Software will get to be somewhat more mature, ah, but it will never be as predictable as most areas of engineering.

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

Unemployment rates among Americans who never went to college are about double that of those who have a postsecondary education.

Before you were born, your parents weren't as boring as they are now. They got that way from paying your bills, cleaning your clothes and listening to you talk about how cool you thought you were. So before you save the rain forest from the parasites of your parent's generation, try delousing the closet in your own room.