The clergy, no less than the capitalist class, lives on the backs of the people, profits from the degradation, the ignorance and the oppression of the people.

Only through the conscious action of the working masses in city and country can it be brought to life, only through the people's highest intellectual maturity and inexhaustible idealism can it be brought safely through all storms and find its way to port.

Freedom is always and exclusively freedom for the one who thinks differently.

The high stage of world-industrial development in capitalistic production finds expression in the extraordinary technical development and destructiveness of the instruments of war.

Only to the rude ear of one who is quite indifferent does the song of a bird seem always the same.

Bourgeois society stands at the crossroads, either transition to socialism or regression into barbarism.

Freedom is always the freedom of dissenters.