GEORGE KENINGTON was sixteen, and, as he told himself, someone who was sixteen knew more about love than someone who was, say, forty-two. Like his father, for instance. A whole lot more probably. When you were forty-two, you got narrow-minded and nervous and angry. You said this is this, and that is that, and there is nothing else. When someone thought and felt and talked that way, George thought bitterly, there was not enough room inside that person to know what it was like, loving a Venusian. But George knew. He knew very well. Her name was Gistla. She was...