In the ninth year of Linqing's reign, the new ruler of the Dayuan Dynasty ascended the throne and founded a noble academy called "Si Ze", which specialized in teaching court etiquette and clerical etiquette. He ordered every prince, noble and wealthy family to send their children over 14 years old to study, regardless of gender.
It seems like teaching, but it is just to consolidate the political power and hold the control of the nobles in their hands.
Concept: The choice between power and love