BY FRANK HERBERT The Romantics used to say that the eyes were the windows of the Soul. A good Alien Xenologist might not put it quite so poetically ... but he can, if he’s sharp, read a lot in the look of an eye! Illustrated by van Dongen “W e ought to scrape this planet clean of every living thing on it,” muttered Umbo Stetson, section chief of Investigation & Adjustment. Stetson paced the landing control bridge of his scout cruiser. His footsteps grated on a floor that was the rear wal