The first point is to understand the history and the major events that took place during that period. Second, there were many wars in the Eastern Han Dynasty. Why did people fight and kill people? Third, heroes are born in troubled times. Every civilian military commander has his own style of doing things, good and bad, applying what he has learned, fostering strengths and avoiding weaknesses. You can watch Professor Ceng Shiqiang's Talk about the Three Kingdoms and listen to him explain the wisdom and human nature of the characters in the Three Kingdoms. Episode 86 Brothers should be patient.