" They stop and look back, too; back and down to the beach we have so recently vacated. The waves are higher now and are breaking and cresting and rolling farther in. They have obliterated the outlines of our bodies in the sand and our footprints of brief moments before already have been washed away. There remains no evidence that we have ever been. It is as if we have never lain, nor ever walked nor ever thought what thoughts we had. We leave no art or mark behind. The sea has washed its sand slate clean. "