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

Capital is reckless of the health or length of life of the laborer, unless under compulsion from society.

Nothing has changed in Russias policy. Her methods, her tactics, her maneuvers may change, but the pole starworld dominationis immutable.

In proportion therefore, as the repulsiveness of the work increases, the wage decreases.

The bourgeoisie cannot exist without constantly revolutionizing the instruments of production, and thereby the relations of production, and with them the whole relations of society.

A man cannot become a child again, or he becomes childish.

Workers of the world unite; you have nothing to lose but your chains.