If you're the village blacksmith and a model T comes along, you better become a mechanic. People's lives are better when they get news online versus having to wait for the morning paper. It's a lot more efficient, a lot more real time, a lot less waste.

At a certain point in your career - I mean, part of the answer is a personal answer, which is that at a certain point in your career, it becomes more satisfying to help entrepreneurs than to be one.

I would say the consumer Internet companies - in a lot of ways, if you go inside the consumer Internet companies and you see how they run, it's how all their businesses are going to run.

I don't waste time being depressed.

Any new technology tends to go through a 25-year adoption cycle.

China is very entrepreneurial but has no rule of law. Europe has rule of law but isn't entrepreneurial. Combine rule of law, entrepreneurialism and a generally pro-business policy, and you have Apple.

People who tell computers what to do, and people who are told by computers what to do.