1. I also want to remind those smart children that after reaching a certain age, you should be good at fighting for freedom in the current education and

learn to protect and redeem yourself.

2. It's human nature to get together and leave, so it's hard to give up! Inadvertently, I have learned to protect myself and

no longer let myself be affected by external events.

3. Peace without forgetting danger, survival without forgetting death, and governance without forgetting chaos-The Book of Changes