All social life is essentially practical. All mysterious which lead theory to mysticism find their rational solution in human practice and in the comprehension of the practice.

In bourgeois society capital is independent and has individuality, while the living person is dependent and has no individuality.

The more the division of labor and the application of machinery extend, the more does competition extend among the workers, the more do their wages shrink together.

The redeeming feature of war is that it puts a nation to the test. As exposure to the atmosphere reduces all mummies to instant dissolution, so war passes supreme judgment upon social systems that have outlived their vitality.

May the devil take these peoples movements, especially when they are 'peaceful'.

Communism is the riddle of history solved, and it knows itself to be this solution.

The education of all children, from the moment that they can get along without a mother's care, shall be in state institutions.