Meaning: Keep studying, and never stop for a day.

2 reading is like writing. (Du Fu)

Meaning: Reading a lot will help you write.

3 books are still medicine, and good reading can cure fools. (Liu Xiang)

Meaning: Reading can make people smart.

4 black hair doesn't know how to study early, while white head regrets studying late. (Yan Zhenqing)

Meaning: Cherish time.