It's hard to tell with these Internet startups if they're really interested in building companies or if they're just interested in the money. I can tell you, though: If they don't really want to build a company, they won't luck into it. That's because it's so hard that if you don't have a passion, you'll give up.

The people who built Silicon Valley were engineers. They learned business, they learned a lot of different things, but they had a real belief that humans, if they worked hard with other creative, smart people, could solve most of humankind's problems. I believe that very much.

We want to reinvent the phone. What's the killer app? The killer app is making calls! It's amazing how hard it is to make calls on most phones. We want to let you use contacts like never before - sync your iPhone with your PC or mac.

Why join the navy if you can be a pirate?

You know, Dr. Edwin Land was a troublemaker. He dropped out of Harvard and founded Polaroid. Not only was he one of the great inventors of our time but, more important, he saw the intersection of art and science and business and built an organization to reflect that. Polaroid did that for some years, but eventually Dr. Land, one of those brilliant troublemakers, was asked to leave his own company - which is one of the dumbest things I've ever heard of.

If you ask who are the customers of education, the customers of education are the society at large, the employers who hire people, things like that. But ultimately I think the customers are the parents. Not even the students but the parents. The problem that we have in this country is that the customers went away. The customers stopped paying attention to their schools, for the most part.

The system is that there is no system. That doesn't mean we don't have process. Apple is a very disciplined company, and we have great processes. But that's not what it's about. Process makes you more efficient.