2. If the young don't work hard, the old will be sad.
3. When books are used, you hate less, and learning to be rich is not too much.
4. It's hard for a teenager to learn and grow old, and an inch of time is an inch of gold.
5. Learning is like sailing against the current. If you don't advance, you will retreat.
6, the sword front comes from grinding, and the plum blossom fragrance comes from bitter cold.
7. There is no end to learning the sea.
8. Diligence is a good training, and one point of hard work is a point of talent.
9. if you don't cut the jade, you won't know the etiquette.
1. Never tire of reading old books, and you will know yourself when you are familiar with them.
11, flowers will reopen, and people will never be young again.
12. Don't be idle. It's white and sad for a teenager.