Just as a man working with his tools should know its limitations, a man working with his cognitive apparatus must know its limitations.

Any year that you don't destroy one of your best-loved ideas is probably a wasted year

You could argue that [the decline of public schools] is one of the major disasters in our lifetimes. We took one of the greatest successes in the history of the earth and turned it into one of the greatest disasters in the history of the earth.

While no real money came down, my family gave me a good education and a marvelous example of how people should behave, and in the end that was more valuable than money. Being surrounded by the right values from the beginning is an immense treasure. Warrenhad that. It even has a financial advantage.

We regard using [a stock's] volatility as a measure of risk is nuts. Risk to us is 1) the risk of permanent loss of capital, or 2) the risk of inadequate return. Some great businesses have very volatile returns - for example, See's [a candy company owned by Berkshire] usually loses money in two quarters of each year - and some terrible businesses can have steady results.

We don't have any miraculous way of avoiding taxes at Wesco and Berkshire.

I remember the $0.05 hamburger and a $0.40-per-hour minimum wage, so I've seen a tremendous amount of inflation in my lifetime. Did it ruin the investment climate? I think not.