God gave us minds to think with and hearts to thank with. Instead we use our hearts to think about the world as we would like it to have been, and we use our minds to come up with rationalizations for our ingratitude. We are a murmuring, discontented, unhappy, ungrateful people. And because we think we want salvation from our discontents...
If the followers of the Oversoul are kept blind, if they can't judge the Oversoul's purpose for themselves, then they aren't freely choosing between good and evil, or between wise and foolish, but are only choosing to subsume themselves in the purposes of the Oversoul How can the Oversoul's plans be well-served, if all its followers are the kind of weak-souled people who are willing to obey the Oversoul without understanding? I will serve you, Oversoul, with my whole heart I'll serve you, if I understand what you're trying to do, what it means. And if your purpose is a good one... I will not be tamed, only persuaded. I will not be coerced or led blindly or tricked or bullied -- I am willing only to be convinced. If you don't trust your own basic goodness enough to tell me what you're trying to do, Oversoul, then you're confessing your own moral weakness and I'll never serve you.
Then, already, it had brought to his mind the silence brooding over beds in which he had let men die. There as here it was the same solemn pause, the lull that follows battle; it was the silence of defeat. But the silence now enveloping his dead friend, so dense, so much akin to the nocturnal silence of the streets and of the town set free at last, made Rieux cruelly aware that this defeat was final, the last disastrous battle that ends a war and makes peace itself an ill beyond all remedy. The doctor could not tell if Tarrou had found peace, now that all was over, but for himself he had a feeling that no peace was possible to him henceforth, any more than there can an armistice for a mother bereaved of a son or for a man who buries his friend.
Given the nature of spiders, webs are inevitable. And given the nature of human beings, so are religions. Spiders can't help making fly-traps, and men can't help making symbols. That's what the human brain is there for - the turn the chaos of given experience into a set of manageable symbols.