Education in a narrow sense refers to specially organized school education; Broadly speaking, it refers to social practice activities that affect people's physical and mental development.

In Mencius, there began to be a whole-hearted saying: "A gentleman has three pleasures, but the king of the world does not exist." Parents exist, brothers have no chance, and they are happy; Yang is worthy of the sky, regardless of people, but also happy; If you are educated by talented people in the world, you will have three pleasures. "