Investors should remember that excitement and expenses are their enemies.

I asked him what he wanted to do for his career, and he replied that he wanted to go into a particular field, but thought he should work for McKinsey for a few years first to add to his resume. To me that's like saving sex for your old age. It makes no sense.

Writing checks to the IRS that include strings of zeros does not bother me ... Overall, we feel extraordinarily lucky to have been dealt a hand in life that enables us to write large checks to the government rather than one requiring the government to regularly write checks to us-say, because we are disabled or unemployed.

The American worker is more productive than he's ever been.

We look for things I can understand. A lot of businesses I don't understand.

I'm just lucky to have been in the right place at the right time. Another place, another time, I wouldn't have been as successful. Society enabled me to make my money and my money should go to society.

If the reason for doing something is that everyone else is doing it, it's not a good enough reason.