We need diversity of thought in the world to face the new challenges.

One way to think about the magnitude of the changes to come is to think about how you went about your business before powerful Web search engines. You probably wouldn't have imagined that a world of answers would be available to you in under a second. The next set of advances will have an different effect, but similar in magnitude.

Web users ultimately want to get at data quickly and easily. They don't care as much about attractive sites and pretty design.

I want to know if I look up a whole lot of books about some form of cancer that that's not going to get to my insurance company and I'm going to find my insurance premium is going to go up by 5% because they've figured I'm looking at those books.

It's possible to live without the Web. It's not possible to live without water. But if you've got water, then the difference between somebody who is connected to the Web and is part of the information society, and someone who (is not) is growing bigger and bigger.

If different cultures connect with each other, they are less likely to want to shoot each other.

You affect the world by what you browse.