Listening to her, one experienced a deep uneasiness as of having avoided an urgent responsibility, like someone who, walking at night along the banks of a stream, catches a glimpse in the water of a white face or a moving limb and turns quickly away, refusing to help or to search for help. We all see the faces in the water. We smother our memory of them, even our belief in their reality, and become calm people of the world; or we can neither forget or help them. Sometimes by a trick of circumstances or dream or a hostile neighborhood of light we see our own face.