1. Complacency, arrogance and gullibility are the three major hidden dangers in life. ——Balzac

2. The most difficult thing in life is to know yourself. ——Teles

3. A person washes his heart to remove evil, just like bathing his body to remove dirt. ——Zhu Xi

4. I examine myself three times every day: Are I being unfaithful to others? Make friends but don’t believe it? Are you not used to it? ——Zeng Zi

5. People cannot live without criticism and self-criticism, otherwise a person cannot make progress. ——Mao Zedong

6. It is never too late to correct your mistakes when you recognize them. ——Shakespeare

7. Everyone makes mistakes, but only fools will not correct their mistakes. ——Cicero

8. The starting point of success is self-analysis, and the secret of success is self-reflection. ——Chen Anzhi

9. Being unmasked is a kind of failure, but taking off the mask yourself is a kind of victory. ——Hugo

10. Self-respect, self-awareness, and self-control, these three can lead to the lofty realm of life.

————Tennyson