Language is as old as consciousness, language is practical, real consciousness that exists for other men as well, and only therefore does it also exist for me; language, like consciousness, only arises from the need, the necessity, of intercourse with other men.

I am a machine, condemned to devour them and then, throw them, in a changed form, on the dunghill of history.

A people without a heritage are easily persuaded.

Science and democracy are the right and left hands of what I'll refer to as the move from the realm of necessity to the realm of freedom.

Our epoch, the epoch of the bourgeoisie, posses however, this distinctive feature; it has simplified the class antagonisms. Society as a whole is more and more splitting up into two great hostile camps, into two great classes directly facing each other.

Advances in science help to delegitimize the rule of kings and the power of the Church.

Nothing is easier than to give Christian asceticism a Socialist tinge.