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 fell in the storm, and the poem became the weeping ghosts and gods. (Du Fu)

Bie Cai Pseudo Ti Qin Feng Ya, Zhuan Yiduo is your teacher. (Du Fu)

Extensive knowledge and apprehension, thick accumulation but thin hair. (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")