I mean it's the most objective industry in the world. If your numbers stink, you're out. If your numbers are good, you get more money. It's the most Darwinian, it's beautiful, it's brutal, it works.

After a lifetime of picking stocks, I have to admit that Bogle's arguments in favor of the index fund have me thinking of joining him rather than trying to beat him. Bogle's wisdom and common sense are indispensable... for anyone trying to figure out how to invest in this crazy stock market.

We are all wrong so often that it amazes me that we can have any conviction at all over the direction of things to come. But we must.

I may play a total madman on TV, but I'm really just a very unbalanced guy at home. However, when it comes to stocks, I believe in being rigorous and methodical, not crazy. There's no madness to my method.

Whatever money you may need for the next five years, please take it out of the stock market right now, this week.

When I come to work each day, whether as a commentator for TheStreet.com or a host of Mad Money With Jim Cramer, I have only one thought in mind: helping people with their money.

You have a class of investors and you have a class of speculators. The speculators historically haven't been big enough to cause the investors to doubt the long-term vision of stock.