Once you've ruled out the impossible then whatever is left, however improbable, must be the truth. The problem lay in working out what was impossible, of course. That was the trick, all right. There was also the curious incident of the orangutan in the night-time.
Terry PratchettIt's daft, locking us up," said Nanny. "I'd have had us killed." "That's because you're basically good," said Magrat. "The good are innocent and create justice. The bad are guilty, which is why they invent mercy.
Terry Pratchett