First it must be emotion. Reaction is not, reaction is an early practice to reach the mood. Unless you cannot lose control yourself, any emotion is a normal expression and a correct release of emotions. Anxiety and ejaculation, tension and relaxation, putting it in care is a psychological symptom, and putting it in life is a manifestation of life. Art forms are the best place for exile for expression and release. Therefore, it is also a gathering place for famous art forms (qin, chess, calligraphy and painting). In fact, the so-called art is just to admit that their expression is not easy. Sports is another kind of exaggeration. It represents you and you with the help of it, jumping and running, achieving possibilities and realizations from the fierce competition. As a bystander, you can gain a sense of satisfaction and release the negative emotions in your body and mind through the hopeful victory of one side. Music uses one's own understanding to make it accompaniment of life to gain emotional pleasure and at the same time release physical and mental unhappiness. From a physiological point of view, personal emotions are more like an imbalanced self-ferry, and the body is responsible for balance. It is largely conscious of culture and is voluntary bound under the care of culture. But the difference is that the tolerance of cultural understanding is self-protection, and the tolerance of mental and physical understanding is self-harm. Feeling is the best, but the understanding of the mind and body is more in place. It’s just that life requires certain compromises, and compromise means acceptance. No one likes to show off his edge. It is much easier to solve the damage it brings. Just choose a way to render it. All the problems seem to be here, emotions need to be expressed, and various expressions of emotions are also normal, as long as they are done just right, or at least a direction of effort.