It is impossible to unsign a contract, so do all your thinking before you sign.

You know, people talk about this being an uncertain time. You know, all time is uncertain. I mean, it was uncertain back in - in 2007, we just didn't know it was uncertain. It was - uncertain on September 10th, 2001. It was uncertain on October 18th, 1987, you just didn't know it.

The optimum portfolio depends on the various expectations of choices available and the degree of variance in performance which is tolerable. The greater the number of selections, the less will be the average year-to-year variation in actual versus expected results. Also, the lower will be the expected results, assuming different choices have different expectations of performance.

Take the job you would take if you were independently wealthy. You're going to do well at it.

We've actually been pretty good on exports. I mean we are exporting 12% of our GDP now roughly.

Only buy something that you'd be perfectly happy to hold if the market shut down for 10 years.

We've got more productive capacity now than we ever have.