(Li Shangyin in Tang Dynasty)
2, life is not frustrated, how to know is not a blessing.
(Liu Yuxi)
If young people don't work hard, old people will be sad.
4, black hair does not know how to study hard early, Bai Shoufang regrets studying late.
(Yan Zhenqing)
5, young people are eager to learn, and an inch of time is not light. (Zhu)
6. The white hair between the windows reminds me of the situation at that time. The candle at the end of the candle advised me to study.
(Tang Xianzu)
7. I hate books being used, but I didn't read when I was young.