Sociologists believe that parental behavior in family life, especially emotions, is a direct influence on the mental health development of young children. Parents’ behavior is a benchmark for their children and an influential pointer to their psychological development. If parents are friendly and calm at home, and treat people with modesty and politeness, it will help children’s psychological development; while if parents are often in a bad mood at home, quarrels and fights, it will make children often in tension and fear, which is extremely unfavorable to children’s psychological development. So how do parents cultivate their own good moods? Keep learning and cultivate your own big love, tolerance and understanding. When a person has a big love, big heart and big vision, the worries and pains will disappear. The stability of parents’ minds is an important factor affecting the stability of their children’s minds. Parents themselves must be stable and hold fast to a truth and principle. The same sentence said to the child, 10% is language, 35% is expression, 55% is emotion, parents of different states, the effect of saying a lot of different. Having a good mood will make the environment you live in also comfortable and restful, and will make the family harmonious and warm, and the child living in such a family will have a healthy physical and mental development, and will also help the child’s personality development. Emotions are the logical starting point for a person to make mistakes. People who have a calm mind and emotions are wise people! So be wise parents, stop letting your bad emotions affect your child’s health, and learn to cultivate your own good emotions, which is the best education for your child.