Money is the alienated essence of man's work and existence; this essence dominates him and he worships it.

Let the ruling classes tremble at a communist revolution. The proletarians have nothing to lose but their chains. They have a world to win. Workingmen of all countries, unite!

The human being is in the most literal sense a political animal, not merely a gregarious animal, but an animal which can individuate itself only in the midst of society.

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

A heavy progressive or graduated income tax.

All I know is I'm not a Marxist.

Darwin has interested us in the history of nature's technology.