Philosophy studies the world, but the point is to change it.

An object of art creates a public capable of finding pleasure in its beauty. Production, therefore, not only produces an object for the subject, but also a subject for the object.

History repeats itself, the first as tragedy, then as farce.

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.

The abolition of religion as the illusory happiness of the people is the demand for their real happiness. To call on them to give up their illusions about their condition is to call on them to give up a condition that requires illusions. The criticism of religion is, therefore, in embryo, the criticism of that vale of tears of which religion is the halo.

Democracy is the road to socialism.

The history of all previous societies has been the history of class struggles.