If you do not use your emotions when investing you will lose buckets of money.There is a difference between being highly emotional, and using your emotions to g

If you do not use your emotions when investing you will lose buckets of money.There is a difference between being highly emotional, and using your emotions to guide your intuition. Chances are if he felt upset enough to sell, so will others, and he is wiser (and wealthier) because of it.