1. The sharp edge of the sword is obtained from constant sharpening, and the fragrance of plum blossom comes from the cold winter. It means that to possess precious qualities or beautiful talents, it needs constant efforts, cultivation and overcoming certain difficulties.
2. Moral: If a person wants to make achievements in his career, he must be prepared to meet all kinds of difficult challenges, constantly enrich his experience in practice, improve his ability, and then he can reach the goal he aspires to. It is impossible to succeed without training or even failure. Even if it is a temporary success, it will not last long.
3. Original text: The diligent part of the "Sage of the World": "If you have fields, you will not plough. If you have books, you will not read the folly of your descendants. The sword edge comes from sharpening, and the plum blossom fragrance comes from bitter cold. Young people do not know hard work, and old people regret late study."
4. If you don't plough the land, the warehouse will be empty, and if you don't read the books, your descendants will be stupid. The sharp edge of the sword is obtained from constant sharpening, and the fragrance of plum blossom comes from its cold winter. Don't study hard when you are young. You will regret it in the future.