"The ruling class, in order to maintain its rule, must constantly revolutionize the instruments of production, and thereby the relations of production, and with them the whole relations of society."

"The development of productive forces has reached a point where the existence of private property and the bourgeoisie are incompatible with further social development."

"Law, morality, religion, are to him so many bourgeois prejudices, behind which lurk in ambush just as many bourgeois interests."

"The emancipation of the working class must be the act of the working class itself."

"A people without character, without any historical initiative, a people that has only been used as a tool by other nations, will achieve its freedom only by becoming a tool for a revolution that will …"