1, even the most sophisticated people can't see their backs. -Africa
The hardest thing is to know yourself. -Greece
3, the courage to bear the fate, this is the hero. -Hayes
4. He who knows others is wise, and he who knows himself is wise. The winner is strong, and the winner is strong. -Lao Tzu 5. Reading makes a full man, conversation makes an agile man and writing makes an exact man. bacon
6. The greatest pride and the greatest inferiority both show the weakest mind. -Spinoza
7. Self-knowledge is the most rare knowledge. -Spain
8. Courage leads to heaven, cowardice leads to hell. Seneca
9. Sometimes reading is a clever way to avoid thinking. -Helpful.
10, reading all the good books is like talking to the best people in the past. Descartes
1 1, the more incompetent, the more forced. -Deng Tuo
12, the more incompetent people are, the more they like to find fault with others. -Ireland