1 If a young man does not work hard, an old man will be sad. ——An 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. ——"Zeng Guang Xian Wen"

4. Heaven moves in good health, and a gentleman strives to constantly strive for self-improvement. ——"Book of Changes·Qian·Xiang"

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

6 Green, taken from blue and green from blue; ice, water for it and cold from water. ——"Xunzi Encouraging Learning"

7 Aim high. —— Zhuge Liang's "Book of Admonitions to Foreigners"

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

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

11 Hui Dang is at the top of the mountain, and you can see all the mountains and small ones at a glance. ——Du Fu's "Looking at the Mountains"

It's cold at the age of 12, and then I know that the pines and cypresses will wither. ——"The Analects of Confucius·Zihan"

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 Gaozi Xia"

14 If you persevere, the rotten wood will not be broken; if you persevere, the gold and stone can be carved. ——"Xunzi·Encouragement to Learning"

15 Stones can be broken, but not strong; elixirs can be polished, but red cannot be taken away. ——"Lu's Spring and Autumn Annals·Integrity"

16 With sincerity, gold and stone are opened. ——"Book of the Later Han·Biographies of the Ten Kings of Guangwu"

17 Worry and labor can rejuvenate a country, but leisure can destroy one's life. ——"New History of the Five Dynasties·Preface to the Biography of Lingguan"

19 The road is far away, I will search up and down. —— Qu Yuan's "Li Sao"

20 I dare not forget to worry about my country. ——Lu You's "The Beginning of Disease"

21 A foot is shorter; an inch is longer. Things are lacking; wisdom is unclear. ——Qu Yuan's "Divination"