I want to tell you a short story about a couple of investors, Bob and Sally. Bob checks his portfolio values regularly, sometimes multiple times each day! Every time it has a temporary decline, he feels a sense of worry, anxiety and stress. This makes him feel sad and he is not good company for his friends and family on these days. Sally never checks her portfolio. She says there is no point as she cannot control it. She is aware when things are good or not so good, but under