One of the best rules anybody can learn about investing is to do nothing, absolutely nothing, unless there is something to do. Most people – not that I’m better than most people – always have to be playing; they always have to be doing something. They make a big play and say, “Boy, am I smart, I just tripled my money.” Then they rush out and have to do something else with that money. They can’t just sit there and wait for something new to develop