Six useless laws in the cryptocurrency circle:
1. Know how to buy but not hold a heavy position, useless
2. Know how to hold a heavy position but can't hold it, useless
3. Don't sell after the bull market is over, useless
4. Don't have a heavy position trend, useless
5. If the heavy position trend is not CX, useless
6. If the heavy position trend cannot hold it, useless
