Values refer to an individual's overall evaluation of objective things (including people, things and events) and the significance, function, effect and importance of the results of his own actions. It is a general view of what is good and what should be, a principle and standard to promote and guide a person to make decisions and actions, and one of the core factors of personality psychological structure. It makes people's behavior have a stable tendency. Values are the psychological tendency system that people use to distinguish between good and bad, right and wrong and their importance. It reflects people's evaluation of the right and wrong and importance of objective things. People are different from animals, and animals can only passively adapt to the environment. People can not only know what the world is, how and why, but also know what to do and choose, discover the meaning of things to themselves, design themselves, and determine and achieve their goals.

Values are relatively stable and lasting. Under certain time, place and conditions, people's values are always relatively stable and lasting. For example, there is always a view and evaluation of the quality of something, and this view will not change under the same conditions. However, with the change of people's economic status and outlook on life and world, this kind of values will also change. In other words, values are also changing. Values are some values formed by people, which have the characteristics of persistence and stability and will always dominate people's daily behaviors and activities.