Yan Fu insisted that a perfect society should maintain order as well as keep developing

building a stable and harmonious social ethos. Different from those who advocate establishing the state with institutions

Yan Fu emphasized the indispensability of morality in building a harmonious society. Therefore

he attached moral connotations to liberty in constructing the morality society. Furthermore

with the recognition of personal benefit

he transformed the situation where "righteousness" and "benefit" were opposite to each other. Yan Fu's individualization become an essential part of the moral system of a perfect society. Based on his theoretical framework

Yan Fu reinterpreted traditional Chinese morality

making it compatible with individualized new moral principles. In order to achieve realization of governing the state with morality

he believed only this kind of morality could meet his requirements.