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.

An idea or a fact is not worth more merely because it's more available to you.

Berkshireis in the business of making easy predictions If a deal looks too hard, the partners simply shelve it.

We only want what success we can get despite encouraging others to share our general view about reality.

I knew a guy who had $5 million and owned his house free and clear. But he wanted to make a bit more money to support his spending, so at the peak of the internet bubble he was selling puts on internet stocks. He lost all of his money and his house and now works in a restaurant. It's not a smart thing for the country to legalize gambling [in the stock market] and make it very accessible.

To us, investing is the equivalent of going out and betting against the pari-mutuel system. We look for a horse with one chance in two of winning, and that pays three to one. In other words, we're looking for a mispriced gamble. That's what investing is, and you have to know enough to know whether the gamble is mispriced.

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.