"There was a man who used that transmitter you have. Who broadcast lessons about science. When I was a boy. I used to listen to them with my sister." "That was the voice of my grandfather. You heard him?" "Many times. We loved them." The window glows. The slow sandy light of dawn permeates the room. Everything transient and aching; everything tentative. To be here, in this room, high in this house, out of the cellar, with her: it is like medicine."