I put heavy weight on certainty. It's not risky to buy securities at a fraction of what they're worth.
Investment must be rational; if you can't understand it, don't do it.
You do not adequately protect yourself by being half awake when other are sleeping.
You can lose leverage, and it's the only way a smart guy can go broke.
When forced to choose, I will not trade even a night's sleep for the chance of extra profits.
America should stand for more than just wealth.