Zeng Guo**

Zeng Guofan believed that the most important thing was the principle of filial piety among family members. Filial piety is easy to understand, which means gratitude, respect and support for parents and elders. Brotherhood refers to the harmony and friendship between brothers, that is, the harmony and harmony between peers. In Zeng Guofan's family letters, it is generally believed that he wrote the most letters to his children. In fact, he wrote the most letters to his younger brothers, which shows that he attached great importance to the relationship between brothers. Zeng Guofan made a famous comment, saying that the rule of family prosperity is: the families of officials in the world generally decline after only one generation, because most of them are dandy children; the families of merchants, that is, the families of private entrepreneurs, generally It can be passed down for three generations; a farm-reading family, that is, a family based on farming and studying, can generally thrive for five or six generations; and a filial friend's family, which is a family that pays attention to filial piety and brotherhood and manages the family with harmony, can often last for ten or eight generations.