There's lots of stocks out there and all you need is a few of 'em. That's been my philosophy.

When you start to confuse Freddie Mac, Sallie Mae and Fannie Mae with members of your family, and you remember 2,000 stock symbols but forget the children's birthdays, there's a good chance you've become too wrapped up in your work.

If you're prepared to invest in a company, then you ought to be able to explain why in simple language that a fifth grader could understand, and quickly enough so the fifth grader won't get bored.

A stock market decline is as routine as a January blizzard in Colorado. If you're prepared, it can't hurt you. A decline is a great opportunity to pick up the bargains left behind by investors who are fleeing the storm in panic.

Most investors would be better off in an index fund.

My high-tech aversion caused me to make fun of the typical biotech enterprise: $100 million in cash from selling shares, one hundred Ph.D.'s, 99 microscopes, and zero revenues.

Behind every stock is a company. Find out what it's doing.