An investment operation is one which, upon thorough analysis, promises safety of principal and an adequate return.

... the loss of public confidence in the financial community growing out of its own conduct in recent years. I insist that more damage has been done to stock values and to the future of equities from inside Wall Street than from outside Wall Street.

The chief losses to investors come from the purchase of low-quality securities at times of favorable business conditions.

The sillier the market's behavior, the greater the opportunity for the business like investor.

The only thing you should do with pro forma earnings is ignore them.

Never buy a stock immediately after a substantial rise or sell one immediately after a substantial drop.

Successful investing professionals are disciplined and consistent and they think a great deal about what they do and how they do it.