If you go to Minnesota in January, you should know that it's gonna be cold. You don't panic when the thermometer falls below zero.

There are substantial rewards for adopting a regular routine of investing and following it no matter what, and additional rewards for buying more shares when most investors are scared into selling.

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.

I don't know anyone who said on their deathbed: 'Gee, I wish I'd spent more time at the office.'

You can't see the future through a rearview mirror

I deal in facts, not forecasting the future. That's crystal ball stuff. That doesn't work.

If you have the stomach for stocks, but neither the time nor the inclination to do the homework, invest in equity mutual funds.