If teenagers are heroes on earth, countries are heroes on earth. It comes from Zhao Gong's Fenwu in China's ancient literary masterpiece Historical Records.

The article tells the story that Zhao Gong of the State of Jin, because he loved his son, overthrew the government after Wen Gong's death, then reformed the army, improved the quality of soldiers, and finally made the State of Jin strong.

Among them, the famous saying that "youth is better than the earth and the country is better than the earth" means that talents need to exercise at the grassroots level to make achievements. This sentence is often used to describe that ambitious young people need to work at the grassroots level and accumulate more experience before they have the opportunity to become outstanding talents.