1. If a young man does not work hard, the old man will be sad. The ancient Chinese Yuefu poem "Long Song Xing"

2. Diligence leads to excellence in work, and play leads to wastefulness. Han Yu's "Explanation of Jinxue"

3. An inch of time is worth an inch of gold, but an inch of gold cannot buy an inch of time. "Zengguang Xianwen"

4. Heaven moves vigorously, and a gentleman strives to constantly strive for self-improvement. "Book of Changes"

5. Those who are not strong in ambition are not wise. "Mozi Self-cultivation"

6. Green, taken from blue and green from blue; ice, water for which it is cold from water. "Xunzi Encourages Learning"

7. Aim high. Zhuge Liang's "Book of Admonitions to Foreign Students"

8. My husband's ambitions are all over the world, and he is still close to his neighbors thousands of miles away. Cao Zhi's "Giving the White Horse to Wang Biao"

9. Where there is a will, there is a way. "The Biography of Geng, the Book of the Later Han Dynasty"

10. If you want to see a thousand miles away, go to the next level. Wang Zhihuan's "Climbing the Stork Tower"

11. When you reach the top, you can see all the mountains and small mountains. Du Fu's "Looking at the Mountains"

12. When the weather is cold, you will know that the pines and cypresses will wither. "The Analects of Confucius"

13. When heaven is about to assign a great responsibility to a person, he must first strain his mind, strain his muscles and bones, starve his body and skin, deplete his body, and mess up his actions. "Mencius Gao Zixia"