1. There is no doubt that there is no road, and there is another village.

2. The sharp edge of the sword comes from sharpening, and the fragrance of plum blossoms comes from bitter cold.

3. Since ancient times, great talents have suffered a lot, while dude children are few and mighty men.

4. be poor and be strong, and do not fall into the blue sky.

Famous aphorism:

1. How can you see a rainbow without experiencing wind and rain?

2. The sunshine always comes after the storm.

3. Before creation, man must be created first.

4. It's better to retreat and make a net than to go to the grave.