It's dangerous to short stocks.

I know just enough about thermodynamics to understand that if it takes too much fossil-fuel energy to create ethanol, that's a very stupid way to solve an energy problem.

Without numerical fluency, in the part of life most of us inhibit, you are like a one-legged man in an ass-kicking contest.

Our job is to find a few intelligent things to do, not to keep up with every damn thing in the world.

You're not going to get very far in life based on what you already know. You're going to advance in life by what you're going to learn after you leave here.

I agree with Peter Drucker that the culture and legal systems of the United Statesare especially favorable to shareholder interests, compared to other interests and compared to most other countries. Indeed, there are many other countries where any good going to public shareholders has a very low priority and almost every other constituency stands higher in line.

We have a higher percentage of the intelligentsia engaged in buying and selling pieces of paper and promoting trading activity than in any past era. A lot of what I see now reminds me of Sodomand Gomorrah. You get activity feeding on itself, envy and imitation. It has happened in the past that there came bad consequences.