Wall Street is the only place that people ride to work in a Rolls Royce to get advice from those who take the subway. - Warren Buffett

It's a game of a million inferences. There are a lot of things to draw inferences from — cards played and not played. These inferences tell you something about the probabilities. It's got to be the best intellectual exercise out there. You're seeing through new situations every ten minutes. Bridge is about weighing gain/loss ratios. You're doing calculations all the time.

an unvaryingly strong liquid position and avoidance of money-market borrowings;

The best investment you can make is in yourself.