If one wants to be an ox one can easily turn one's back on hum suffering and look after one's own skin.
All I know is that I am not a Marxist.
They don't know it, but they are doing it.
Labour is ... not the only source of material wealth, i.e, of the use-values it produces. As William Petty says, Labour is the father of material wealth, the earth is its mother.
Nothing is easier than to give Christian asceticism a Socialist tinge.
...the realm of freedom does not commence until the point is passed where labor under the compulsion of necessity and of external utility is required.