“Sixteen-inch walls.” Ephraim Hanks whispered the words and the sound was lost in an icy wind. It had been summer when he built the walls, and now it was winter. Now there was a deep, penetrating, cold wind that reached through his clothes with frozen, burning fingers, and even his bones ached from its touch. Now he wanted to get out of the wind, to find shelter from it; but the thought of the walls kept him going.