1. Giving up a choice is also a choice - when you have difficulty making a decision, don't escape, face it bravely 2. There are no two identical rivers in life. What you see in this second has already been It's not the river you saw a second ago - seize the moment. Although the earth is round, you can never go back to the starting point. 3. Problems are accompanied by solutions to problems - every problem must have it. The inherent answer is that even if you hit a dead end, you can still go back the same way you came. Therefore, no matter what difficulties you encounter, you can't compromise. 4. Things develop in contradictions - don't be afraid that some things are contradictory. Only when conflicts are resolved and conflicts can we move forward