1, black hair doesn't know how to study hard early, but it's too late to learn. -Yan Zhenqing [Tang Dynasty] "Encourage Learning"
Teenagers don't know how to get up early and study hard. When they are old, it will be too late to regret reading less.
2, an inch of time and an inch of gold, an inch of gold is hard to buy. -"The first episode of augmented sages"
An inch of time is worth an inch of gold, but an inch of gold cannot buy an inch of time. Metaphor time is very precious.
If you don't come back in the prime of life, it will be difficult to get up in the morning. -Wei and Jin Dynasties Tao Yuanming's Twelve Miscellaneous Poems, Part I
Once the beautiful youth is over, you will never come back, and you will never see the next day.
4, young and not working hard, the boss is sad! -Han Yuefu's Long Songs in the Han Dynasty
If you don't work hard when you are young, it's no use being sad when you are old.
5, flowers can be folded straight, don't wait until there are no flowers. Du Qiuniang? Golden wisps and jade clothes (Tang Dynasty)
Fold the flowers when they can, and don't wait for the flowers to wither before folding an empty branch.
1, black hair doesn't know how to study hard early, but it's too late to learn. -Yan Zhenqing [Tang Dynasty] "Encourage Learning"