I've been hunkered down two weeks now in my hidey-hole in Wales, this replica of Narnia. Have I changed? My breathing, I think, has slowed to match the easy rhythms of the land around me, and maybe I've lost a few pounds. But I've not improved my Yahtzee skills at all, though I play it most nights. And I almost lapsed into paganism: I had a moment of Wall-Street hubris, of all-consuming corporate greed, when I fought back from near bankruptcy to entirely crush my rivals – Che