Every form of strength is also a form of weakness.

Some coaches believed they could judge a player's performance simply by watching it. In this they were deeply mistaken. The naked eye was an inadequate tool for learning what you needed to know to evaluate baseball players and baseball games. Think about it. One absolutely cannot tell, by watching, the difference between a .300 hitter and a .275 hitter. The difference is one hit every two weeks. The difference between a good hitter and an average hitter is simply not visible-it is a matter of record

As idiotic as optimism can sometimes seem, it has a weird habit of paying off.

A tourist can't help but have a distorted opinion of a place: he meets unrepresentative people, has unrepresentative experiences, and runs around imposing upon the place the fantastic mental pictures he had in his head when he got there.

Wall Street, with its army of brokers, analysts, and advisers funneling trillions of dollars into mutual funds, hedge funds, and private equity funds, is an elaborate fraud.

I didn't think one day something would happen that would bring me back to Wall Street to write what is essentially a sequel.

People in both fields operate with beliefs and biases. To the extent you can eliminate both and replace them with data, you gain a clear advantage.