You don't want 300 million Americans putting their money under the mattress.

If I eat 2,700 calories a day, a quarter of that is Coca-Cola.

In that, we agreed with Andrew Carnegie, who said that huge fortunes that flow in large part from society should in large part be returned to society. In my case, the ability to allocate capital would have had little utility unless I lived in a rich, populous country in which enormous quantities of marketable securities were traded and were sometimes ridiculously mispriced. And fortunately for me, that describes the U.S. in the second half of the last century.

You don't need to be an expert in order to achieve satisfactory investment returns. But if you aren't, you must recognize your limitations and follow a course certain to work reasonably well. Keep things simple and don't swing for the fences.

Gold is a way of going long on fear, and it has been a pretty good way of going long on fear from time to time. But you really have to hope people become more afraid in a year or two years than they are now. And if they become more afraid you make money, if they become less afraid you lose money, but the gold itself doesn’t produce anything.

Look for companies with high profit margins.

And people really behaved in a fraudulent way or something, we'll go back and find the culprits later on. But that really isn't the problem we have. I mean that's where it came from, though. We leveraged up and if you have a 20 percent fall in value of a $20 trillion asset, that's $4 trillion. And when $4 trillion lands - losses land in the wrong part of this economy, it can gum up the whole place.