Page:Contribution to the Critique of Political Economy, A - Karl Marx.djvu/35

Rh social stamp on the product of labor. Or, let us take the services and payments in kind of the Middle Ages. It was the specific kind of labor performed by each individual in its natural form, the particular and not the universal aspect of labor, that constituted then the social tie. Or, let us finally take labor carried on in common in its primitive natural form, as we find it at the dawn of history of all civilized races. It is clear that in this case labor does not acquire its social character from the fact that the labor of the individual takes on the abstract form of universal labor or that his product assumes the form of a universal equivalent. The very nature of production under a communal system makes it impossible for the labor of the individual to be private labor and his product to be a private product; on the contrary, it makes individual labor appear as the direct function of a member of a social organism. On the contrary, labor, which is expressed in exchange value, at once appears as the labor of a separate individual. It becomes social labor only by taking