The traditions of the dead generations weigh like a nightmare upon the living.

Life is not determined by consciousness, but consciousness by life.

The way people get their living determines their social outlook.

The philosophers have only interpreted the world, in various ways: the point, however, is to change it.

All social rules and all relations between individuals are eroded by a cash economy, avarice drags Pluto himself out of the bowels of the earth.

When the labourer co-operates systematically with others, he strips off the fetters of his individuality, and develops the capabilities of his species.

Without doubt, machinery has greatly increased the number of well-to-do idlers.