" Soon he essentially stopped talking. " I am retreating into silence as a defensive mode," he mentioned. Eventually, he was down to uttering just five words, and only to guards: yes; no; please; thank you. " I am surprised," he wrote, " by the amount of respect this garners me. That silence intimidates puzzles me. Silence is to me normal, comfortable." Later he added, " I will admit to feeling a little contempt for those who can't keep quiet. "