Some indicators allow others to make money by learning them, but when you learn them, you find you can't make money. Why is that? There are two reasons: one is that the market conditions do not allow you to profit, and the other is due to your own inherent flaws. Most likely, it's due to your own inherent flaws. When you review and summarize, you must try to address the problems of knowledge and the issues of your own inherent flaws. #交易认知