True deliverance of man is the deliverance from Avidya i.e. ignorance. It is not in destroying anything that is positive and real, for that cannot be possible, but that which is negative, which obstructs our vision of truth.
He must pull out his own eyes, and see no creature, before he can say, he sees no God; He must be no man, and quench his reasonable soul, before he can say to himself, there is no God.
How can you have order in a state without religion? For, when one man is dying of hunger near another who is ill of surfeit, he cannot resign himself to this difference unless there is an authority which declares 'God wills it thus.' Religion is excellent stuff for keeping common people quiet.