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

A spectre is haunting Europe-the spectre of Communism. All the Powers of old Europe have entered into holy alliance to exorcise this spectre: Pope and Czar, Metternich and Guizot, French Radicals and German police-spies. Where is the Party in opposition that has not been decried as Communistic by its opponents in power? Where the Opposition that has not hurled back the branding reproach of Communism, against the more advanced opposition parties, as well as against its reactionary adversaries?

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

As, in religion, man is governed by the products of his own brain, so in capitalistic production, he is governed by the products of his own hand.

The state is the executive committee of the ruling class.

I am nothing but I must be everything.

Religion is the opium of the people translated from the German Die Religion ... ist das Opium des Volkessometimes misquoted as opiate of the people.