The returns we read about in the industry sales literature vastly diminish when we move from the theoretical world of market indexes to the real world of actually investing.

While the apostles of the new so-called "behavioral" theory present ample evidence of how often human beings make irrational financial decisions, it remains to be seen whether these decisions lead to predictable errors that create systematic mispricings upon which rational investors can readily and economically capitalize.

Sure there are some companies at the margins of our society that probably do that and I think we all have the responsibility as consumers and as investors to avoid them like the plague. If we do, they won't last very long. Doing what's right is the only possible formula for long-term - I emphasize long term - business success.

Reversion to the mean is the iron rule of the financial markets.

I believe - deeply and profoundly - that speculation is a loser's game.

I was born in an earlier generation and, as a group, my classmates at Blair Academy and Princeton University were as ethical, straightforward, and integrity laden as you could possibly imagine - perhaps not a 100% - but the overwhelming majority. I've been in business a long, long time and I simply cannot imagine seeking out cheating, greedy people.

The miracle of compounding returns has been overwhelmed by the tyranny of compounding costs.