now never would.... And inevitably there was a story, a neat and witty one by an author named Knight, about the Last Man on Earth. He read it and smiled, first at the story and then at his own stupidity. He found Lavra in the laboratory, of all unexpected places. She was staring fixedly at one corner, where the light did not strike clearly. "What's so fascinating?" Vyrko asked. Lavra turned suddenly. Her hair and her flesh rippled with the perfect grace of the movement. "I was thinking...." Vyrko's half-formed intent toward her permitted no comment on that improbable statement. "The day before Father ... died, I was in here with him and I asked if there was any hope of our escaping ever. Only this time he answered me. He said yes, there was a way out, but he was afraid of it. It was an idea he'd worked on but never tried. And we'd be wiser not to try it, he said." "I don't believe in arguing with your father—even post mortem." "But I can't help wondering.... And when he said it, he looked over at that corner." Vyrko went to that corner and drew back a curtain. There was a chair of metal rods, and a crude control panel, though it was hard to see what it was intended to control. He dropped the curtain. For a moment he stood watching Lavra. She was a fool, but she was exceedingly lovely. And the child of Kirth-Labbery could hardly carry only a fool's genes. Several generations could grow up in this retreat before the inevitable failure of the most permanent mechanical installations made it uninhabitable. By that time Earth would be free of agnoton and yellow bands, or they would be so firmly established that there was no hope. The third generation would go forth into the world, to perish or.... He walked over to Lavra and laid a gentle hand on her golden hair. Vyrko never understood whether Lavra had been bored before that time. A life of undemanding inaction with plenty of food may well have sufficed her. Certainly she was not bored now. At first she was merely