Emotion is produced and developed in the process of social and historical development and people's practical activities. It is a psychological phenomenon that is unique to human needs and closely related to human consciousness. Emotion has great stability and profundity, which plays a positive or negative role in human behavior. For example, emotional exchange and communication can often form a good psychologically compatible family atmosphere, which is conducive to family harmony.
The psychological test system holds that emotion is closely related to people's cognitive process, which occurs with feelings and reflects people's subjective attitude towards the individual attributes of objective things; People's perception of objective things and memory of past experiences can also cause the generation and change of emotions; People's thinking is often accompanied by various emotions.
It can be seen that the generation of emotions is caused by the signal function of stimuli in the surrounding environment, which has certain significance. With the development and change of people's understanding of objective things, their emotions also change. Emotion has a direct and important influence on people's behavior, which can make people's behavior become positive and negative.