It is not the consciousness of men that determines their being, but, on the contrary, their social being that determines their consciousness.

When the train of history hits a curve, the intellectuals fall off.

My object in life is to dethrone God and destroy capitalism.

Religion is the impotence of the human mind to deal with occurrences it cannot understand.

As in private life one differentiates between what a man thinks and says of himself and what he really is and does, so in historical struggles one must still more distinguish the language and the imaginary aspirations of parties from their real organism and their real interests, their conception of themselves from their reality.

The meaning of peace is the absence of opposition to socialism.

Medicine heals doubts as well as diseases.