There are a variety of ways to reduce psychological stress. It is an important method to correctly understand things and obtain a positive emotional experience. There is a kind of understanding in psychology-the assessment theory, that is, an individual who knows things will use the old in his mind. Experience to explain newly input information, evaluate, and produce an emotional experience, and whether individuals experience positive or negative emotions in the study of things depends on how to understand things. The points that can be drawn from this passage are:. ["Individual's view of things affects people's emotional experience.", 'Assessment can give people a positive emotional experience.', "The individual's perception of things will be affected by the original experience.", 'Knowing things correctly to get a positive emotional experience can effectively reduce psychological stress.']