What is it that takes place in the exchange between the capitalist and the wage-labor?The laborer receives means of subsistence in exchange for his labor-power; the capitalist receives, in exchange for his means of subsistence, labor, the productive activity of the laborer, the creative force by which the worker not only replaces what he consumes, but also gives to the accumulated labor a greater value than it previously possessed. The laborer gets from the capitalist a portion of the existing means of subsistence. For what purpose do these means of subsistence serve him? For immediate consumption. But as soon as I consume means of subsistence, they are irrevocably lost to me, unless I employ the time during which these means sustain my life in producing new means of subsistence, in creating by my labor new values in place of the values lost in consumption. But it is just this noble reproductive power that the laborer surrenders to the capitalist in exchange for means of subsistence...