The verses that advise the world to cherish time and work hard are as follows:

1. It is easy for young people to learn from old age, and it is difficult to learn from old age. An inch of time should not be taken lightly. ——Zhu Xi's "Encouraging Learning"

2. If young people don't work hard, old people will be sad. ——"Han Yuefu"

3. The stream of light can easily throw people away, red cherries and green bananas. ——Jiang Jie's "A Cut of Plum Blossoms"

4. The waves in the sky are easy to fade away, but the heat is hard to stay. ——Wang Bo

5. Tomorrow comes tomorrow, and there are so many tomorrows. If I wait for tomorrow, everything will be wasted. ——Wen Jia

6. I advise you not to cherish your gold-threaded clothes; I advise you to cherish your youth. If there are flowers, you must break them off. Don’t wait until there are no flowers. ——"Golden Threaded Clothes"

7. The lights are on at three o'clock and the rooster is on at five o'clock. It's when men are studying. Black-haired people don't study diligently early, and white-haired people regret studying late. ——Yan Zhenqing's "Encouraging Learning"

8. How long is life? It passes like the morning glow. The time is not heavy, and the flowers are not in the sun. ——Lu Ji's "Dan Ge Xing"

9. Don't wait for a moment. The young man's head will turn gray, and he will feel empty and sad.

——Yue Fei's "Man Jiang Hong"