And so many of these spots of world-beauty have I sought out and dwelt in, that in my mind remains only a composite memory of their faces, a true map of heaven, as it were, from which this particular one stands forth with unusual sharpness because of the strange things that happened there, and also, I think, because anything in which John Silence played a part has a habit of fixing itself in the mind with a living and lasting quality of vividness.