There are many brothers who, when losing money, prefer to hold on stubbornly. Some things are non-negotiable; it’s a downward trend, and you don’t need to buy on the rise. At this time, it's better to buy on the dip. Once you understand, adjust your direction in time, and don’t wait until the moment of liquidation to feel regret. Integration of knowledge and action is something many people cannot achieve. A common issue is thinking, 'I still have so much capital; I can hold it back.' This is wrong!