'You attacked reason. . . . It's bad theology.'

     'How in blazes do you know all these horrors?' cried Flambeau.
     The shadow of a smile crossed the round, simple face of his clerical opponent.
     'Oh, by being a celibate simpleton, I suppose,' he said.  'Has it never struck you that a man who does next to nothing but hear men's real sins is not likely to be wholly unaware of human evil?  But, as a matter of fact, another part of my trade, too, made me sure you weren't a priest.'
     'What?' asked the thief, almost gaping.
     'You attacked reason,' said Father Brown.  'It's bad theology.'

     G. K. Chesterton, "The blue cross," The innocence of Father Brown (1910), Penguin complete Father Brown (Harmondsworth, Middlesex, England:  Penguin Books Ltd, 1981), 23.