It has a lot to do with Yi Zhongtian's understanding of history and culture. It can be said that Yi Zhongtian spent a long time studying the history of the Three Kingdoms and consulted a lot of materials. If he knows the Three Kingdoms thoroughly, more people will attend his classes and learn about the history and culture he wrote.

First, Yi Zhongtian has a deep understanding of the three countries. He has studied every story and every bridge in the Three Kingdoms many times. He said on the stage that the annals of the Three Kingdoms can restore the truth of the Three Kingdoms at that time better than the romance of the Three Kingdoms. And Yi Zhongtian also said, "The Romance of the Three Kingdoms" inside the wonderful bridge is seven points virtual three points real. The Romance of the Three Kingdoms, whether a TV series or a novel, is very popular with the audience. Yi Zhongtian, he can grasp people's psychology of liking the Romance of the Three Kingdoms.

Second, Yi Zhongtian didn't talk about the Three Kingdoms according to the version of the TV series Romance of the Three Kingdoms. In the Romance of the Three Kingdoms, people think that Cao Cao is a villain. Liu Bei is a great man, and Zhuge Liang is also good at military affairs. After all, there is an old saying: two heads are better than one. When Yi Zhongtian talked about the Three Kingdoms, Cao Cao was not a bad guy, but a resourceful man. Liu Bei was selfish from beginning to end, and Zhuge Liang made mistakes. His rhetoric completely broke the Romance of the Three Kingdoms that people read.

Thirdly, Yi Zhongtian has always had his own independent views on the story of the Three Kingdoms. Moreover, when Yi Zhongtian talked about the history of the Three Kingdoms, he told it to everyone in an easy-to-understand way. This makes people feel that the history of the Three Kingdoms is not so difficult to understand, and there is no rigidity in learning history.