Famous aphorisms about civilized etiquette 15 words or more and 25 words or less. Hurry up and have it tomorrow, preferably what the ancients said. Not too hard. I can write calligraphy.

Low courtesy, from the country, the country, the people, and the children ("Zuo Zhuan")

Low ceremony, the classics of heaven, people's trip ("Zuo Zhuan")

If people are rude, they will not be born, if things are rude, they will not succeed, and if countries are rude, they will be uneasy (Xunzi)

When people are polite, they are safe; When they are rude, they are dangerous (Book of Rites).

● Etiquette is based on righteousness, righteousness is based on benefit, benefit is based on civilians, and political integrity is also (Zuo Zhuan).

Low courtesy, honesty and shame, the four dimensions of the country, the four dimensions can't be opened, and the country breaks (manages).

Low food and clothing to thick people's livelihood, courtesy to raise people's hearts (constant)

Courtesy and righteousness are born in abundance, and theft begins in poverty (Korea)