1, suspicious by nature
Cao Cao is a man of great talent and tactics. He is jealous, insecure and impulsive, which makes him suspicious by nature. Cao Cao paid attention to talents, but avoided them. Yang Xiu is a very clever man. Later, Yang Xiu helped Cao Zhi against Xelloss, which aroused Cao Cao's suspicion, so Cao Cao killed Yang Xiu.
2, cruel and cold-blooded
Cao Cao believes in the truth of life that "it is better to make me negative than to teach the world to negative me". In Romance of the Three Kingdoms, Cao Cao killed many innocent people. For example, in the seventeenth time, Cao Cao's troops complained because of lack of food. In order to transfer contradictions, Cao Cao framed Dong Wang, a grain official, for embezzling grain and grass, so he killed him to resolve the grievances of the soldiers. Battle of Red Cliffs and Cao Cao gave a banquet to cross the river to write poems. Liu Fu, the secretariat of Yangzhou, pointed out that there were ominous words in his poems, and Cao Cao stabbed him to death by drowning his sorrows in wine.
3. Know people and be good at their duties
Among the three countries, Cao Cao is a model who can use talents. Cao Cao really loves talents. Therefore, talented and good at treating others is also a major feature of Cao Cao's character. Cao Cao also used Guo Jia, Zhang Liao, Zhang He and others. He appointed people on their merits, broke the secular concept of family status, gave full play to people's talents and laid a solid foundation for the establishment of Wei.
4. Ambitious
This is reflected in his political talent and literary talent. For example, Looking at the Sea outlines the magnificent sight of the sea devouring the sun and the moon, and depicts the magnificence of the motherland's rivers and mountains, which not only depicts the magnificence of mountains and seas, but also embodies Cao Cao's enterprising spirit of embracing the world. It can be seen that Cao Cao is an enterprising person, with great ambition and a great mind to unify the whole country.
5. treacherous and cunning
Cao Cao has been a treacherous and cunning man since he was a teenager. In the battle of Guandu, Cao Cao was at a disadvantage, and the strategist Xu You came to surrender. Cao Cao's "It is better to wear shoes and meet each other" shows that he is thirsty for talents. However, when Xu You asked how much food was left in the army, Cao Cao's answer was that from one year, half a year, March to only January, his story changed four times, and he didn't tell the truth at last, which showed that he was cunning and treacherous.
The above contents refer to Baidu Encyclopedia-Cao Cao.