Du Ruhui, the first of the eighteen scholars in the Qin Dynasty, was a famous prime minister in the early Tang Dynasty, one of the twenty-four heroes of Lingyan Pavilion, and was called "Fang Miao Du Duan" together with Fang Xuanling. He was the core adviser of Tang Taizong Li Shimin in creating the "Government of Zhenguan".
The separation of young people is to understand the world; the separation of troubled times is to choose the master; the separation of the army is to determine the opportunity; the separation of the court is the separation of relatives; the separation of the chief and assistant is the separation of laws, people and events.
The last word is to know your fate.