A nation that enslaves another forges its own chains.

Money degrades all the gods of man and converts them into commodities.

As individuals express their life, so they are. What they are, therefore, coincides with their production, both with what they produce and with how they produce. The nature of individuals thus depends on the material conditions determining their production.

In this sense, the theory of the Communists may be summed up in the single sentence: Abolition of private property. - Manifesto of the Communist Party

The capitalist mode of production and accumulation, and therefore capitalist private property, have for their fundamental condition the annihilation of self-earned private property: in other words, the expropriation of the labourer.

While the miser is merely a capitalist gone mad, the capitalist is a rational miser.

There are no circumstances imaginable, not even victory, under which the proletariat should give up its possession of arms.