Dangerous Knowledge Dangerous KnowledgThe one on Brad Lilling’s right murmured, low-toned: “You can make this tough for us and a lot tougher for yourself or you can make it easy. If you’re willing to be sensible bat your eyelids and we’ll let up on you.” Anything was better than this awful paralysis. Brad fluttered his eyelids. “Smart boy.” The n-rod glowed again and his body came alive. They crowded close to him, taking no chances. The beltway slid on past tube after tube. All about him was a yakatayakata of casual talk but in the midst of that jostling throng he was terribly alone, a ghost among the living. “Blast!” someone exclaimed, just ahead. “We’ve passed our—” Jumping off the conveyor he pulled a woman with him and unscreened a familiar gray figure. Kag Dulcie at once eeled int

