Every business is successful exactly to the extent that it does something others cannot.

I think somehow people should be encouraged to think about a very long time horizon and I think this is true for businesses, it's true for governments and it's true for people doing things in the non-profit sector.

Never invest in a tech CEO that wears a suit.

There are still many large white spaces on the map of human knowledge. You can go discover them. So do it. Get out there and fill in the blank spaces. Every single moment is a possibility to go to these new places and explore them.

Everybody has a product to sell—no matter whether you’re an employee, a founder, or an investor. It’s true even if your company consists of just you and your computer. Look around. If you don’t see any salespeople, you’re the salesperson.

I think that markets classically fail in cases where there are public goods that provide benefits that people cannot capture. The big debate is how big these public goods are, where they exist, things of that sort.

One of the reasons I think people are increasingly nervous about U.S. debt is because they think that we are not actually digging ourselves out of the hole, but instead are digging ourselves into a deeper and deeper hole and will not be able to pay it back because we're not actually creating the new technologies that will enable us to pay back and the money somehow is not really being invested in the future or in progress.