"Le" refers to music. "Rite" is responsible for regulating people's behavior, and "music" is responsible for reconciling people's temperament. People's emotions can be expressed through music, and can also be resolved through music.
The purpose of "rites and music" is to educate, induce people to do good, and keep the society at peace. Now when it comes to "enlightenment", people will think of "politics" and "feudalism", which is obviously biased. The so-called "enlightenment" means educational influence, which enables people to internalize social morality such as benevolence, righteousness, courtesy, wisdom and faith in their own hearts in education, thus showing it in their behavior.
Extended data
"Rites and music civilization" can be said to be a civilized system of human beings. Confucius has been on the move all his life, and his goal is to realize the "ritual and music system".
Book of rites? The question of bereavement said, "The husband's ceremony was made in China." In other words, etiquette should adjust the relationship between people to an appropriate degree.
He also said that "it is impossible to treat the gods of heaven and earth with indecent assault, to distinguish between the position of the monarch, the minister and the young, and to distinguish between the marriage of men, women and fathers." It means that if there is no ceremony, it is impossible to adjust the relationship between man and heaven, earth and ghosts and gods, and it is impossible to distinguish the status of monarch and subjects, the intimacy between men and women, and the friendship between men and women.
References:
Baidu Encyclopedia-Ritual and Music Civilization