Abstract: Society is the realization of communication based on cooperation of people. Marx thinks that the abrogate of private ownership of the mean of production is the way to overcome the limitation of individual choice. However, Rawls insists that the elimination of social position difference depends on the principle of justice, with which people would change their attitude about social cooperation.Thus, considering the theoretical differences of reconstruction or cooperation, it is inevitable to get analyzation about social entirety, especially the setting of concept of human.