It first appeared in Mencius with all my heart: "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; It is three pleasures to be educated by talents in the world.
Without training, training and training are different.
Training (sound and shape. The word starts from the word, starts from Sichuan, and Sichuan also sounds. "Chuan" originally means "currently belongs to the Sea of osawa" and is extended to "submission". "Speech" means "persuasion" and "preaching". The combination of "Yan" and "Chuan" means "persuading (the people) to submit to (the king)". Original meaning: surrender. Extended meaning: preaching and teaching)