But in the end one also has to understand that the needs that religion has satisfied and philosophy is now supposed to satisfy are not immutable; they can be weakened and exterminated. Consider, for example, that Christian distress of mind that comes from sighing over ones inner depravity and care for ones salvation - all concepts originating in nothing but errors of reason and deserving, not satisfaction, but obliteration.
All rejection and negation indicates a deficiency in fertility: fundamentally, if only we were good plowland we would allow nothing to go unused, and in every thing, event, and person we would welcome manure, rain, or sunshine.
Sins are indispensable to every society organized on an ecclesiastical basis; they are the only reliable weapons of power; the priest lives upon sins; it is necessary to him that there be sinning.