1. If you don’t celebrate your father, you will be in trouble. "Zuo Zhuan"

2. All things rise and fall naturally. Li Bai's "Sun Travel"

3. Knowledge ultimately comes from experience. ——Locke

4. If others have intentions, consider them. "The Book of Songs Xiaoya"

5. What people are most likely to forget is themselves. ——Kierkegaard

6. Whoever lives should live. ——Feuerbach

7. The hands are like catkins and the skin is like gelatin. "The Book of Songs, Wei Feng, Shuo Ren"

8. Water is the origin of all things, and all things ultimately return to water. ——Thales

9. Knowledge is for foresight, and foresight is for power. ——Comte

10. The mutual transfer of rights is what people call a contract. ——Hobbes

11. Surprise is the feeling of philosophers, and philosophy begins with surprise. ——Plato

12. I don’t know the true face of Mount Lu, just because I am in this mountain. Su Shi's "Inscription on the Wall of the Western Forest"

13. I know nothing except the fact that I am ignorant. ——Socrates

14. Please don’t play the songs of the previous dynasty, but listen to the new version of Willow Branch. Liu Yuxi's "Poems of Willow Branches"

15. You must learn to think out of your own mind and avoid following others' footsteps. Dai Fuxu's "Ten Wonders of Poetry"

16. Only those who never look up at the stars will not fall into the pit. ——Thales

17. Read thousands of books and write like a master. Du Fu's "Twenty-Two Rhymes to Wei Zuocheng"

18. Thought does not come when you want it to, but it decides its own coming and going. ——Schopenhauer

19. Whatever is realistic (what exists is reasonable, whatever is reasonable (what exists is real). ——Hegel

20. Philosophers are just Interpret the world in different ways, and the problem is to change the world - Marx