they will learn the following
1. Never to love a coin
2. Never to be greedy
3. To cashout on profit always
4. To stop following hype
5. To know that what goes up must come down etc
Agree with all of the things mentioned above. Always take advantage of what the market has to offer and never be greedy. Aiming for more profit will make you lose more. It clearly shows that hodling is not the best thing to do this year and yet you still settle to hold. We should learn from our past trading experience.