
All man’s miseries derive from not being able to sit quietly in a room alone…Pascal
It doesn’t matter what you call it—rat brain, old brain, limbic brain, monkey brain, emotional brain. Thirty years ago, I decided to call it the rat brain, so let’s go with that. This is the part of your brain that causes you to make irrational decisions in the heat of the trading day. This is particularly true when we are in highly volatile markets such...