When hundreds of rivers reach the sea from the east, when will they return to the west? If a young man does not work hard, the old man will be miserable. (Han Yuefu "Long Song Xing") To learn a hundred things, one must first be determined. (Zhu Xi) The edge of a sword comes from sharpening, and the fragrance of plum blossoms comes from the bitter cold. The pen falls in the storm, and the poem becomes weeping ghosts and gods. (Du Fu) If you don't care about Fengya, I will be your teacher. (Du Fu) Be broad-minded and appreciative, accumulate thickly but thinly. (Su Shi) Learn it eruditely, interrogate it, think carefully, discern it clearly, and practice it diligently. ("Book of Rites") If you don't climb a high mountain, you don't know how high the sky is; if you don't go to a deep stream, you don't know how thick the earth is. ("Xunzi") If you don't fly, you will soar into the sky; if you don't sing, you will become a blockbuster. (Sima Qian) If you don’t worry about others, you don’t know yourself; if you worry about others, you don’t know others. (Confucius) If you don’t enter the tiger’s den, how can you catch the tiger’s cubs? (Book of the Later Han Dynasty) If there is no blockage and no flow, it will not work. (Han Yu) I don’t know the true face of Mount Lu, just because I am in this mountain. (Su Shi) Don't be afraid of the floating clouds covering your eyes, because you are at the highest level. (Wang Anshi) Without rules, it is impossible to build a square garden.

(Mencius)