What really makes it an invention is that someone decides not to change the solution to a known problem, but to change the question.

I don't work on a project unless I believe that it will dramatically improve life for a bunch of people.

I think an education is not only important, it is the most important thing you can do with your life.

I do not want to waste any time. And if you are not working on important things, you are wasting time.

My biggest worry is I'm running out of time and energy. Thirty years ago I thought 10 years was a really long time.

To me, innovations are the wheel, fire, language, movable type. There are not 3 million innovations; there are 3 million inventions

Whatever the marketplace, if talented people are given resources, they're going to keep driving us to having better, simpler, cheaper solutions to problems.