pinion.The Confucian world emphasizes loyalty, filial piety, propriety and righteousness. Loyalty takes the first place. The Qin Dynasty ruled by prioritizing filial piety, regarding the emperor as a... son, it doesn't matter much. But if it's a daughter, the prettier ones are sold to wealthy families as concubines, and the less attractive ones become maidservants. There's always a way to sell them....