There is no perfect mathematical formula for pricing a business.

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.

Energy deregulation will be the largest transfer of wealth in history.

The value of market esoterica to the consumer of investment advice is a different story. In my opinion, investment success will not be produced by arcane formulae, computer programs or signals flashed by the price behavior of stocks and markets. Rather an investor will succeed by coupling good business judgment with an ability to insulate his thoughts and behavior from the super-contagious emotions that swirl about the marketplace.

The three most important words in investing...Margin of Safety.

The less prudence with which others conduct their affairs, the greater the prudence with which we should conduct our own affairs.

We've used up a lot of bullets. And we talk about stimulus. But the truth is, we're running a federal deficit that's 9 percent of GDP. That is stimulative as all get out. It's more stimulative than any policy we've followed since World War II.