I don't spend much time regretting the past, once I've taken my lesson from it. I don't dwell on it.

How should the best parts of psychology and economics interrelate in an enlightened economist's mind?... I think that these behavioral economics...or economists are probably the ones that are bending them in the correct direction. I don't think it's going to be that hard to bend economics a little to accommodate what's right in psychology.

Being short and seeing a promoter take the stock up is very irritating. It's not worth it to have that much irritation in your life.

There are worse situations than drowning in cash and sitting, sitting, sitting. I remember when I wasn’t awash in cash — and I don’t want to go back.

Well in the history of the See's Candy Company they always say, "I never did it before, and I'm never going to do it again." And we cashier them. It would be evil not to, because terrible behavior spreads.

Berkshire's past record has been almost ridiculous. If Berkshirehad used even half the leverage of, say, Rupert Murdoch, it would be five times its current size.

For society, the Internet is wonderful, but for capitalists, it will be a net negative. It will increase efficiency, but lots of things increase efficiency without increasing profits. It is way more likely to make American businesses less profitable than more profitable. This is perfectly obvious, but very little understood.