Wei, Jin, Southern and Northern Dynasties: Because the children of the gentry didn't have to study at all, there was constant war. Scholars in this era read a lot of books. Mainly classics and history.
Tang and Song Dynasties: Five Classics Era.
Meta: Ignore.
Ming and Qing Dynasties: In the era of Four Books, what I saw was revised. Mencius' idea of light monarchy will naturally be abandoned. )
After the Ming and Qing dynasties became officials, scholars began to study the Five Classics and history.