"Although," he realized, as his world became an infinity of opalescent gray, "in this place, a psychological awareness will be no different from a genuine physical sensation. Better be careful what I think about in this psychokinetic fog...." The thought was barely formulated when the grayness changed. It became moist against his flesh, and started swirling in tendrils about him. "Damn it, be careful!" he belatedly cautioned his mind. "Now the stuff is fog!" Ahead of him in the swirling mist a brighter-than-gray glow led his footsteps forward. He found himself standing beneath an overhanging marquee. Its black undersurface was runneled with condensed moisture amid the garish naked bulbs that haloed the wet cement sidewalk. A red-coated doorman, resplendent behind rows of bright brassy buttons, gave him a smile as he pulled open the door that led to the club. Jerry nodded and went inside. Thick crimson carpet cushioned his footfalls as he moved cautiously through an empty lobby, then down a white marble staircase toward the ballroom. Dimly, he was aware that the band at the far end of the mammoth room was playing music. What song he didn't know until a chance chording reminded him of a popular song of the day ... at which point that suddenly was the tune. The tables ringing the dance floor were covered with bright linen and shining silver. The tables were empty of patrons, however, until Jerry casually thought, "I should think business would be better—" Suddenly a horde of laughing couples appeared in the chairs, with hurrying waiters bringing champagne, trays and menus to their guests. The men wore tuxedos; the women were in evening dress. He looked suddenly at himself, and saw that his uniform was now the official dress uniform of the Space Corps. Before he could conquer it, his mind voiced a quick wish that he shouldn't be dining alone; and then a girl was rising from her place at a table beside the dance floor, hurrying to greet him, hands outstretched. Her fingers were small and strong and warm. She smiled up at him. "Jerry, darling." Despite her being only arm's length from him, he could not see her well at all. His impression was merely one of youth, loveliness and girl-ness. But then, as he tried to ascertain precisely what she looked like, hidden corners of his mind began to supply each detail an instant before his conscious quest for it and Jerry, in a few