Personality test: Are you an introvert or an extrovert?
Zhang Fei during the Three Kingdoms period was extremely brave and a figure that everyone is familiar with. His personality is a typical extrovert. For example, when he learned that his sworn brother Guan Yu had been killed, he was so angry that he wanted to send troops to attack the state of Wu overnight.
On the contrary, Xie An, the famous prime minister of the Eastern Jin Dynasty, faced the 60...