Religious suffering is, at one and the same time, the expression of real suffering and a protest against real suffering. Religion is the sigh of the oppressed creature, the heart of a heartless world, and the soul of soulless conditions. It is the opium of the people.
Do not allow yourselves to be deluded by the abstract word freedom. Whose freedom? It is not the freedom of one individual in relation to another, but the freedom of capital to crush the worker.