Iridescent, the water moved silently over her head as her toes grazed the soft sand beneath her. In an equilibrium, almost floating but almost standing, she let the water raise her arms. This was limbo.

People always said it was best to keep your feet on the ground, so to speak. When the mind wanders, ideas get lost. Was that the way it really worked, the woman wondered, exhaling and releasing small bubbles of her life-breath into the water. The bubbles traveled upward to the surface, releasing her breath for her over her head. It was true, water made you...