Abstract: Manifesto of the Communist Party criticized the falseness and extreme egoism of bourgeois morality.It indicated that the base of proletariat morality is to seek the profit of proletariat,that the communist morality is a new kind of morality which discards all private ownership concept and has a foundation of public ownership.

Key words: Manifesto of the Communist Party, bourgeois morality, proletariat morality

摘要： 《共产党宣言》批判了资产阶级道德的虚伪性和极端利己主义道德原则,指出为绝大多数人谋取利益是无产阶级道德的基础,提出共产主义道德是建立在公有制基础之上的抛弃了一切的私有观念的一种崭新道德类型。

关键词: 《共产党宣言》, 资产阶级道德, 无产阶级道德