[GEICO] got to thinking that, because they were making a lot of money, they knew everything. And they suffered huge losses. All they had to do was to cut out all the folly and go back to the perfectly wonderful business that was lying there.

The hedge fund known as "Long Term Capital Management" collapsed last fall through overconfidence in its highly leveraged methods, despite I.Q.'s of its principals that must have averaged 160. Smart people aren't exempt from professional disasters from overconfidence. Often, they just run aground in the more difficult voyages they choose, relying on their self-appraisals that they have superior talents and methods.

The SEC does way more good than harm - the last thing I would do is get rid of the SEC...if accounting were thoroughly fixed, a lot of other sins would go away. We're paying a huge price for deterioration of accounting.

Remember that reputation and integrity are your most valuable assets - and can be lost in a heartbeat.

It's natural that you'd have more brains going into money management. There are so many huge incomes in money management and investment banking - it's like ants to sugar. There are huge incentives for a man to take up money management as opposed to, say, physics, and it's a lot easier.

My idea of a good place to shop is Costco - it has these heavily marbled fillet steaks. The idea of eating some wheat thing and washing it down with carrot juice has never appealed to me.

Organized common (or uncommon) sense -- very basic knowledge -- is an enormously powerful tool. There are huge dangers with computers. People calculate too much and think too little.