Since the Greeks (who made it the privilege of ‘citizens’, i.e. of the masters), praxis had been that ‘free’ action in which man realizes and transforms only himself, seeking to attain his own perfection.
They must explain this paradox, which also leads them to point up the imbroglio that arises from it
[...] (1) that the conditions of existence of the proletarians (what we would today term social exclusion) are in contradiction with all the principles of that society; (2) that they themselves live by other values than those of private property, profit, patriotism and bourgeois individualism; and …
as early as the Manifesto and, a fortiori, in Capital, he was to note the power with which capitalism ‘changes the world