she was not even certain that the dream had not been real and that this now was not really a dream, that reality and dreaming had not somehow suddenly changed places. Abby was still sitting at the window when Linda came home from school. She watched as Linda and the boy came down the moving sidewalk and stepped off on the island before the house. They stood talking for a moment, then Linda rushed up the walk. The door whirred open and shut, and Linda instead of looking for Abby as was her habit, went straight to the escalator. Abby called, "Linda!" The girl paused. "I—I'll be back down." "I'd like to see you right now, please," Abby's tone, though not hostile, was unrefusable. Linda appeared hesitantly in the doorway, hands behind her. Abby smiled pleasantly. "Who was that boy, dear? I don't think I know him." "Jimmy Stone," Linda said, excitement creeping into her voice. "He lives over in Sector Five, and he's in my history class at school." Abby recognized the symptoms and frowned mentally at the diagnosis. "He's probably a very nice young man, but—" "He is, he's very nice," Linda agreed quickly. "He's going to be an astronautical engineer. Look what he made me in plastics class." She drew her hands from behind her and held a scarlet rose cupped in them. It looked soft, as smooth as though it had been just plucked, as though it held a fragrance that was not artificial. "It's very nice," Abby admitted, but she wondered how in this age of intense specialization a future astronautical engineer had managed to enroll in a plastics class to waste his time making pseudo-roses. Despite her wish to the contrary, she found herself briefly admiring the youngster, then told herself it was a case of puppy love that had inspired the frivolity. "But don't you think you're a little young to be thinking about boys?" "No," Linda said defensively, pouting. "I like Jimmy and he likes me. I don't see why we shouldn't see each other." "You're in the same class," Abby pointed out; "that should be enough. After all, you're only seventeen." "Yes," Linda