Man is an exception, whatever else he is. If he is not the image of God, then he is a disease of the dust. If it is not true that a divine being fell, then we can only say that one of the animals went entirely off its head.
The Collected Works of G. K. Chesterton, Vol. 4: What's Wrong with the World / The Superstition of Divorce / Eugenics and Other Evils / Divorce versus Democracy / Social Reform versus Birth Control