Personality refers to people's different thoughts, emotions, behaviors and attitudes towards people and things. It is a person's stable attitude towards reality and the personality characteristics shown in the habitual behavior corresponding to this attitude. Once the character is formed, it is relatively stable, but it is not static, but plastic.

Personality is different from temperament, which more embodies the social attribute of personality. The core of personality difference among individuals is personality difference. Personality is mainly manifested in "what to do" and "how to do it". "What to do" reflects a person's attitude towards reality, and "how to do it" reflects the individual's behavior and characteristics. Personality is included in the personality structure, which embodies the essential attributes of people and can best represent a person's moral behavior characteristics.

Personality is a complex psychological structure composed of many characteristics, which include attitude, will, emotion and reason.