By the time a student gets to college, he's spent a decade curating a bewilderingly diverse résumé to prepare for a completely unknowable future. Come what may, he's ready-for nothing in particular.

Twitter is hard to evaluate. They have a lot of potential. It's a horribly mismanaged company — probably a lot of pot-smoking going on there. But it's such a solid franchise it may even work with all that.

All Rhodes Scholars had a great future in their past.

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.

My own answer to the contrarian question is that most people think the future of the world will be defined by globalization, but the truth is that technology matters more.

If they don't go to law school, bright college graduates head to Wall Street precisely because they have no real plan for their careers.

Google makes so much money that it’s now worth three times more than every U.S. airline combined.