The product of mental labor - science - always stands far below its value, because the labor-time necessary to reproduce it has no relation at all to the labor-time required for its original production.

The bourgeoisie of the whole world, which looks complacently upon the wholesale massacre after the battle, is convulsed by horror at the desecration of brick and mortar.

The capitalist mode of production and accumulation, and therefore capitalist private property, have for their fundamental condition the annihilation of self-earned private property: in other words, the expropriation of the labourer.

Civil servants and priests, soldiers and ballet-dancers, schoolmasters and police constables, Greek museums and Gothic steeples, civil list and services list -- the common seed within which all these fabulous beings slumber in embryo is taxation.

The fact that labour is external to the worker, i.e., it does not belong to his intrinsic nature; that in his work, therefore he does not affirm himself but denies himself, does not feel content but unhappy, does not develop freely his physical and mental energy but mortifies his body and his mind. The worker therefore only feels himself outside his work, and in his work feels outside himself.

The working men have no country. We cannot take away from them what they have not got

The leading princes are the most servile tools of English despotism. . . . The native princes are the stronghold of the present abominable English system.