In the domain of Political Economy, free scientific inquiry meets not merely the same enemies as in all other domains. The peculiar nature of the material it deals with, summons as foes into the field of battle the most violent, mean and malignant passions of the human breast, the Furies of private interest.

History does nothing; it does not possess immense riches, it does not fight battles. It is men, real, living, who do all this.

The executive of the modern state is but a committee for managing the common affairs of the whole bourgeoisie.

Colonial system, public debts, heavy taxes, protection, commercial wars, etc., these offshoots of the period of manufacture swell to gigantic proportions during the period of infancy of large-scale industry. The birth of the latter is celebrated by a vast, Hero-like slaughter of the innocents.

...it is all the more clear what we have to accomplish at present: I am referring to ruthless criticism of all that exists, ruthless both in the sense of not being afraid of the results it arrives at and in the sense of being just as little afraid of conflict with the powers that be.

Landlords, like all other men, love to reap where they never sowed.

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.