Tyrion cocked his head sideways. “Did you mean to answer your damned riddle, or only to make my head ache worse?” Varys smiled. “Here, then. Power resides where men believe it resides. No more and no less.” “So power is a mummer’s trick?” “A shadow on the wall,” Varys murmured, “yet shadows can kill. And ofttimes a very small man can cast a very large shadow.