"I knew that bed-wetting was (a) wicked and (b) outside my control. The second fact I was personally aware of, and the first I did not question. It was possible, therefore, to commit a sin without knowing that you committed it, without wanting to commit it, and without being able to avoid it. Sin was not necessarily something that you did: it might be something that happened to you. I do not want to claim that this idea flashed into my mind as a complete novelty at this very moment, under the blows of Sim's cane: I must have had glimpses of it even before I left home, for my early childhood had not been altogether happy. But at any rate this was the great, abiding lesson of my boyhood: that I was in a world where it was not possible for me to be good. And the...