You need a lot of curiosity for a long, long time.

The business schools reward difficult complex behavior more than simple behavior, but simple behavior is more effective.

A pin lies in wait for every bubble. And when the two eventually meet, a new wave of investors learns some very old lessons: First, many in Wall Street (a community in which quality control is not prized) will sell investors anything they will buy. Second, speculation is most dangerous when it looks easiest.

... but the important thing is that when you do find one where you really do know what you are doing, you must buy in quantity.... Charlie and I have made a dozen or so very big decisions relative to net worth, although not as big as they should have been. And in each of those, we've known that we were almost certain to be right going in.

There is no substitute for a local newspaper that is doing its job.

The speed at which a business success is recognized, furthermore, is not that important as long as the company's intrinsic value is increasing at a satisfactory rate. In fact, delayed recognition can be an advantage: It may give us the chance to buy more of a good thing at a bargain price.

If you knew what was going to happen in the economy, you still wouldn't necessarily know what was going to happen in the stock market.