1. Heaven is moving vigorously, and a gentleman strives to constantly strive for self-improvement. ——"The Book of Changes"

2. A calm lake cannot produce capable sailors; a comfortable environment cannot produce great men of the era. ——Lebedev

3. What is lost is gained in the east. ——"Book of the Later Han Dynasty"

4. If there is no blockage or flow, it will not work. ——Han Yu

5. If young people don’t work hard, old people will be sad. ——"Han Yuefu·Long Song Xing"

6. Genius without education is like silver buried in ore. ——Franklin

7. Sacrificing one’s life in a national disaster, treating one’s death as if one were returning home. ——Cao Zhi's "White Horse"

8. If the age is not cold, there is no way to know the pines and cypresses; if things are not difficult, there is no way to know the gentleman. ——Xunzi

9. When the year is cold, you will know that the pines and cypresses will wither. ——Confucius

10. A sage will make a mistake every time he worries; a fool will make a mistake after he worries a lot. There must be something. ——"Yan Zi Chun Qiu"

11. Dissatisfaction is an upward wheel that can carry dissatisfied humans forward towards humanity. ——Lu Xun

12. In late spring in March, grass grows in the south of the Yangtze River, there are mixed peanut trees, and flocks of orioles fly around. ——Qiu Chi

13. Stones from other mountains can attack jade. ——"The Book of Songs·Xiaoya"