A heavy progressive or graduated income tax.

The entire so-called history of the world is nothing but the creation of man through human labor.

The state is the executive committee of the ruling class.

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

In the various stages of development which the struggle of working class against the bourgeoisie has to pass through, they always and everywhere represent the interests of the movement as a whole.

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

When the sufferers learn to think, then the thinkers will learn to suffer.