ganize their productive forces to operate throughout the economic spectrum. The society that results is made up of social classes, with one class dominant at a given time based on the control of the means of production. Human nature is expressed in the way individuals relate to class and the way they are controlled by that relationship. The workers sell their labor and are alienated from the product of their labor because of it. They do not own the means of production, while the capitalist who does sells the product of the labor of the workers. This exploitation of one class by another produces class hostilities which are constant and which are based on material inequalities. The class struggle is the defining fact of societal life and leads in time to the violent overthrow of the capitalist class by the working class, producing the dictatorship of the proletariate for a certain period until a completely classless society is produced. The moral concept of alienation is adapted by Marx to explain the nature of capitalist society (247). The human being is defined in terms of work, production, and his or her relationship to what is produced. Marx derived the concept of alienation from Hegel, who used the term differently to refer to a timeless condition of man's mind. Marx found there to be alienation in a different form in the individual's loss of control, of personal wholeness, an alienation that is basically economic. It is not timeless but is the result of economic forces in capitalism and derives from private property. The work is external to the worker and is not part of his nature, so rather than fulfilling himself in the work he denies himself. Such work is imposed rather than voluntary (247-248). It is not the satisfaction of a specific need but is rather the means for satisfying other needs. Human nature is being thwarted in this system, reshaped into an objectified thing, and only the abolition of private propert...