Apple is in a position they've been in a lot of times before. They're like Moses showing the way to the promised land, but they don't actually go there.

If companies don't think systemically enough - if they try to capture too much of the value - eventually, innovation moves somewhere else.

Empowerment of individuals is a key part of what makes open source work, since in the end, innovations tend to come from small groups, not from large, structured efforts.

It's hard to make something as large as a government change. It's a little bit like building the transcontinental railroad.

The biggest downside of my current job is that I have to wear a suit to work. Wearing uncomfortable clothes on purpose is an example of what former Princeton hockey player and Nobel Prize winner Michael Spence taught economists to call 'signaling.'

With the way my career has gone, I've had ups and downs, and I'm thankful for going through what I've gone through because now I'm a stronger person.

Because I was poor I had one special advantage. When you are poor, and basic survival is your concern, you have no alternative but to be an entrepreneur. You must take action to survive just as you must take action to seize an opportunity.

If you are 25, 30, 35, you need to think you can learn every day. If not, you are going to go backwards, and of course you are going to fail, and you begin to see the end of your career.