First, doubt. Cao Cao's suspicious character is embodied in his famous saying: "I would rather lose the world than lose me in the world."

Second, treachery. There is sincerity in treachery, which is precisely a feature of Cao Cao's character. There is no denying that Cao Cao is treacherous, but he also has a frank side, even a lovely side. Let's talk about Cao Cao's treachery first

Third, warmth. Cao Cao is also a warm-hearted.

Fourth, viciousness. But if you think how gentle Cao Cao is, you are wrong. Cao Cao is very vicious. It can be said that he doesn't know anyone when he turns his face.

Fifth, tolerance. Cao Cao killed Xu You who was kind to him, but released many people who were sorry for him.

Sixth, revenge is strong. However, Cao Cao is a vengeful person, but there are few people who have offended Cao Cao without revenge.

Seven, personality contradictions, all rivers run into the sea.