The investor of today does not profit from yesterday's growth.

People who watch their weight, golf scores, and fuel bills seem to shun quantitative evaluation of their investment management skills although it involves the most important client in the world-themselves.

If you are a professional and have confidence, then I would advocate lots of concentration.

Part of making good decisions in business is recognizing the poor decisions you've made and why they were poor. I've made lots of mistakes. I'm going to make more. It's the name of the game. You don't want to expect perfection in yourself. You want to strive to do your best. It's too demanding to expect perfection in yourself.

I certainly have no desire to sell a good controlled business run by people I like and admire, merely to obtain a fancy price. However, specific conditions may cause the sale of one operating unit at some point.

A CEO's behavior has a huge impact on managers down the line.

I don't measure my life by the money I've made. Other people might, but certainly don't.