In the 20th century, the United States endured two world wars and other traumatic and expensive military conflicts; the Depression; a dozen or so recessions and financial panics; oil shocks; a flu epidemic; and the resignation of a disgraced president. Yet the Dow rose from 66 to 11,497.

You're neither right nor wrong because other people agree with you. You're right because your facts are right and your reasoning is right - that's the only thing that makes you right. And if your facts and reasoning are right, you don't have to worry about anybody else.

An investor should ordinarily hold a small piece of an outstanding business with the same tenacity that an owner would exhibit if he owned all of that business.

The fundamental basis of above-average performance in the long run is sustainable competitive advantage.

We always see shifts in employment. If you think about it, if you go back to 1800, it took 80 percent of the labor force to produce enough food for the country. Now it takes less than 3 percent. Well, the truth is that market systems move people around.

We're perfectly willing to trade away a big payoff for a certain payoff.

So smile when you read a headline that says "Investors lose as market falls." Edit it in your mind to "Disinvestors lose as market falls-but investors gain." Though writers often forget this truism, there is a buyer for every seller and what hurts one necessarily helps the other. (As they say in golf matches: "Every putt makes someone happy.")