Success in investing doesn’t correlate with I.Q. Once you are above the level of 25; once you have ordinary intelligence, what you need is the temperament to control the urges that get other people into trouble in investing.

Investors making purchases in an overheated market need to recognize that it may often take an extended period for the value of even an outstanding company to catch up with the price they paid.

At Berkshire, I both initiate and monitor every derivatives contract on our books ... If Berkshire ever gets in trouble, it will be my fault. It will not be because of the misjudgments made by a risk committee or chief risk officer.

If a business does well, the stock eventually follows.

The American worker is more productive than he's ever been.

Nevertheless, as circumstances presently appear, I feel substantially greater size is more likely to harm future results than to help them. This might not be true for my own personal results, but it is likely to be true for your results.

I mean you know at midnight everything is going to turn to pumpkins and mice; right? But if the evening goes along, I mean, you know, the guys look better all the time, the music sounds better, it's more and more fun, you think why the hell should I leave at quarter of 12. I'll leave at two minutes to 12. But the trouble is, there are no clocks on the wall. And everybody thinks they're going to leave at two minutes to 12.