The use of ceremony is precious in harmony. Kong Qiu in the Spring and Autumn Period

Without rules, it is difficult to form a square. Excerpts from newspapers

Courtesy prevents lewdness and saves money. Bangu

A little knowledge of Confucius' three-point ceremony, not committing Xiao He's six rulers. Tang Xianzu [Ming]

See no evil, don't listen to evil, don't speak evil, don't move if you are evil. Kong Qiu in the Spring and Autumn Period

Reciprocity: it is indecent to go without coming; It is also impolite to come and not go. The Book of Rites

Thunder is in the sky, big and strong, and a gentleman is arrogant. I Ching

A gentleman is polite but not profitable. Ram height in spring and autumn

Be honest in everything, don't be overbearing, bring disgrace to oneself. [Song] Zhu

Losing a loving mother is like putting a flower in a bottle. Although there is still color and fragrance, it has lost its roots. -Lao She

People are expensive because they are trustworthy and polite; The reason why the country can be strong is because there is only honesty and righteousness. -Zhang Jiuling