When I was small, I never wanted to step in puddles. Not because of any fear of drowned worms or wet stockings; I was by and large a grubby child, with a blissful disregard for filth of any kind. It was because I couldn’t bring myself to believe that that perfect smooth expanse was no more than a thin film of water over solid earth. I believed it was an opening into some fathomless space. Sometimes, seeing the tiny ripples caused by my approach, I thought the puddle impossibly deep, a bottomless sea in which the lazy coil of tentacle and gleam of scale lay hidden, with the threat of huge bodies and sharp teeth adrift and silent in the far-down depths










