One often feels as though something had happened before, I remember. It comes quite close to you and stands there and you know it was just this way once before, exactly so; for an instant you almost know how it must go on, but then it disappears as you try to lay hold of it like smoke or a dead memory. "We could never remember, Isabelle," I say. "It's like the rain. That has also become one, out of two gasses, oxygen and hydrogen, which no longer remember they were once gasses. Now they are only rain and have no memory of an earlier time.