A graceful lady and a gentleman are fond of each other - National Style of the Pre-Qin Dynasty's "The Book of Songs"·Zhou Nan·Guan Ju

Men and women are not close to each other. ----"Mencius Li Lou Shang" by Zou Mengke of the Warring States Period (this has been ignored now)

It is easy to find priceless treasures, but it is rare to find a lover. ---- "Gift to the Neighbor's Daughter" by Yu Xuanji of the Tang Dynasty

Three Obediences and Four Virtues----From "Rituals·Mourning Clothes·Zixia Biography": "A woman has three obediences, and there is no special way. Therefore, if you are not married, you will obey your father; if you are married, you will obey your husband; if your husband dies, you will obey your son." "Zhou Li, Tianguan, Nine Concubines": "Nine concubines are in charge of women's education, and they are governed by nine teachings: women's morality, women's speech, and women's appearance. , Women's Gong." (This is also "outdated"...)

There should be many more. In fact, many of them are expressed in the "Book of Songs" and there are not that many. The feudal ethics are too restrictive and repressive without appearing frivolous.

The class is very clever