Imagine if you borrowed your parents' car without permission and ran it into a tree, how much better you'd feel if you were incorporated.

Just because you buy a stock and it goes up does not mean you are right. Just because you buy a stock and it goes down does not mean you are wrong.

If you spend more than 13 minutes analyzing economic and market forecasts, you've wasted 10 minutes

The real key to making money in stocks is not to get scared out of them.

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.

Everyone has the brainpower to make money in stocks. Not everyone has the stomach. If you are susceptible to selling everything in a panic, you ought to avoid stocks and mutual funds altogether.

The Rule of 72 is useful in determining how fast money will grow. Take the annual return from any investment, expressed as a percentage, and divide it into 72. The result is the number of years it will take to double your money.