As he was passing by the cathedral, warm, uncanny sounds reached his ears. He would have sung in the same key, had his voice, like his mood, been at his command. Suddenly a spot of dirt fell on him. Curious and startled, he looked up at the buttresses. Pigeons preened themselves and cooed, none was to blame for the dirt. For twenty years he had not heard these sounds; every day on his morning walk he passed this spot. Yet cooing was well known to him out of books. ‘Quite so!’ he said softly, and nodded as he always did when he found reality bearing out the printed original.