The outlook on life in the service of the people is the most progressive and scientific outlook on life, and the outlook on life of serving the people wholeheartedly is the proletariat's ****productivist outlook on life. It is the most progressive and scientific outlook on life in the history of mankind **** the class basis for the formation of the proletarian outlook on life. It is a reflection of the economic and political position in which the proletariat finds itself and is formed in the course of the revolutionary practice of the proletariat. The theoretical basis for the formation of the ****proletarian outlook on life is Marxism, especially Marxist philosophy as a scientific world view and methodology.

All non-proletarian outlooks on life, including all kinds of progressive outlooks on life, are centered on the individual or the ego, reflecting the self-interest of the individual or of the class or stratum. And the proletariat's ****proletarian outlook on life is built on the basis of the interests of the proletariat and the working people in general, and on the interests of the final liberation of all mankind, the liberation from the catastrophe of capitalism, and the construction of a happy and beautiful ****proletarian world. Therefore, it is the most progressive and scientific outlook on life in the history of mankind, and it conforms to the objective law of the development of human society.