1. When you see the virtuous, you think about them, and when you see the virtuous, you reflect inwardly.

——Confucius: "The Analects of Confucius: Li Ren"

2. I examine myself three times a day. ——Confucius: "The Analects·Xueer"

3. I do dissect others from time to time, but more often than not I dissect myself more ruthlessly. ——"The Complete Works of Lu Xun"

4. We are not afraid to admit our "weakness". The more we know where we are weak, the better we can do our best to strengthen it in our own positions.

——Wen Yiduo

5. It is embarrassing to fight against your own heart, but this kind of victory is a sign of a thoughtful person. ——Democritus

6. Regret for shameful behavior is the salvation of life.

——Democritus

7. Find time to consider what you did during the day: whether it was a positive sign or a negative sign. If it's a positive sign --- great, if it's a negative sign, take action.

——Dimitrov: "On Literature, Art and Science"

8. I strictly adhere to a beautiful principle in my daily life: "Expensive

In self-knowledge.” I have always used this to push myself.

——"Angel on Art"

9. The most difficult thing is to know yourself. (Greece)

10. Self-knowledge is the most rare knowledge. (Spain)

11. Only among people can you know yourself. (Germany)

12. Those who sing praises to themselves have only one audience. (Japan)

13. Don’t laugh at others’ hunched backs, straighten your own back. (Soviet Union)

14. Even the most spiritual person cannot see his own back. (Africa)

15. Everyone knows where shoes squeeze the feet. (Latin America)

16. If you don’t evaluate yourself, you won’t evaluate others. (Germany)

17. If you can’t command yourself, you can’t command others.