The Earth rolled, salt-choked, round a dying sun. On its bleak inhospitable surface the last lonely remnants of mankind resigned themselves to extinction. Time, it seemed, had run out for humanity. Yet Time itself held the key to survival. If man was to be supplanted from his native planet, perhaps only infinity would afford him a refuge. Only the age-long cliches with which his mind was fettered barred him from a whole new dimension- and a future of unimaginable splendor.