"The proletariat needs the state, not for freedom, but for the suppression of its opponents."

"The commodity is a mysterious thing, simply because in it the social character of men's labour appears to them as an objective character stamped upon the product of that labour."

"Poor Boniface! You are constipated with your holy thoughts and reflections, since you can no longer relieve yourself in speech and writing! O admirable victim of profundity! O pious constipation!"

"The country that is more developed industrially only shows, to the less developed, the image of its own future."

"Let the ruling classes tremble at a Communistic revolution. The proletarians have nothing to lose but their chains. They have a world to win. Working men of all countries, unite!"