What have you learned from the rule of Zhenguan, the prosperity of Kaiyuan and the rule of Wenjing?

First, the rule of Zhenguan, the prosperity of Kaiyuan and the rule of Wenjing all happened after the great national turmoil. He is well versed in the history of China. Secondly, they all adopt the strategy of recuperation to realize the prosperity of the country, and the strategy of governing the country is in deep agreement with the principle of inaction of Taoism. Third, they were all initiated by The Ming dynasty emperors, which shows that the prosperity of a country in feudal society has a great relationship with the monarch. Fourth, when we started the prosperous times, we all valued sages and celebrities. It can be seen that the prosperity of a country is not unrelated to its attitude towards intellectuals.