【概括大意】They always complained(抱怨) more or less justly, that their parents are out of touch with modern ways. They also blamed that their parents always have a final say. And the young felt that their parents do not trust their children to deal with crises. Besides, they dissatisfied too much murmurs of their parents about certain problems and the lack of sense of humor in dealing with the problems, at least in parents-children relationships.The main idea of this paragraph is__________.