Morality is an important ideology of human society, which is formed in people's social life practice and determined by economic foundation. It takes good and evil as the evaluation form, and relies on social public opinion, traditional customs and inner beliefs to adjust the sum of psychological consciousness, principles and norms and behavior activities of interpersonal relationships.

Lao Tzu said:? Dao Sheng, De Sheng, Physical Shape, and Circumstances? . It is based on the respect and virtue of all things. The respect of Tao, the value of virtue, the foundation of husband's life. Among them? Tao? Refers to the principle of natural operation and communication with the world; And then what? De? Refers to the human virtue, conduct and kingliness. But the original intention of virtue is to follow the law of Tao to develop and change itself.

Medical morality has experienced five historical types: primitive social morality, morality of slave society, feudal social morality, capitalist social morality and capitalist social morality. Its socialist social morality is the highest moral type in human history. Socialism is the primary stage of * * * productism, and socialist morality takes collectivism as the principle and the realization of * * * productism as the moral ideal. Moral elements consist of three parts: moral consciousness, moral norms and moral practice.

Morality, like politics, law, religion, literature and art, belongs to the superstructure and is determined by the economic base.

This is the general essential feature of morality. Morality also has its special essential characteristics: stability, standardization, sociality and hierarchy. The main functions of medical ethics are: maintenance, coordination, restraint and promotion. Morality has the functions of regulation, education and cognition. Morality is the principle of being a man, which can promote people's development and realize perfect personality.

Of course, as an excellent medical staff, we should also abide by medical ethics, which refers to the moral quality that medical staff should have in the professional activities of medical and health services. Medical ethics is produced, accumulated and developed by people in the long-term medical and health service activities. It has a strong practicality and occupies an important position in the social moral system. The main functions of medical ethics are: maintenance, coordination, restraint and promotion.