The Berkshire-style investors tend to be less diversified than other people. The academics have done a terrible disservice to intelligent investors by glorifying the idea of diversification. Because I just think the whole concept is literally almost insane. It emphasizes feeling good about not having your investment results depart very much from average investment results. But why would you get on the bandwagon like that if somebody didn't make you with a whip and a gun?

There's more honor in investment management than in investment banking.

Ben Franklin and Samuel Johnson, he credits their wisdom for his success. "They were both utterly brilliant men. And powerful communicators. Both have helped me all the way through life. Their lessons are easy to assimilate."

And maybe the cereal makers by and large have learned to be less crazy about fighting for market share-because if you get even one person who's hell-bent on gaining market share.... For example, if I were Kellogg and I decided that I had to have 60% of the market, I think I could take most of the profit out of cereals. I'd ruin Kellogg in the process. But I think I could do it.

I regard it as very unfair, but capitalism without failure is like religion without hell.

You want to deliver to the world what you would buy if you were on the other end.

Determine value apart from price; progress apart from activity; wealth apart from size.