The junior high schools and high schools of America have forgotten to teach one of the most important courses of all. Investing.

There is always something to worry about. Avoid weekend thinking and ignoring the latest dire predictions of the newscasters. Sell a stock because the company's fundamentals deteriorate, not because the sky is falling.

Your ultimate success or failure will depend on your ability to ignore the worries of the world long enough to allow your investments to succeed.

That's not to say there's no such thing as an overvalued market, but there's no point worrying about it.

Avoid hot stocks in hot industries.

The junior high schools and high schools of America have forgotten to teach one of the most important courses of all. Investing.

I can't recall ever once having seen the name of a market timer on Forbes' annual list of the richest people in the world. If it were truly possible to predict corrections, you'd think somebody would have made billions by doing it.