[...] one huge mass of people is confined to either manual torment or mental boredom, while another much smaller group monopolizes skills, dominates knowledge and expertise, and prospers from that domination and monopolization. This division of labor is pernicious in the sense that the real possibility of lightening the work load, spreading the burden, is transformed into its dialectical other, a system of repression and repetition, of obsessive and odious work. Work as the instrument of man only betokens man the instrument.
mildly good encapsulation (in the first sentence)