From Orwell’s 1984:
(…) ” How does one man assert his power over another, Winston ? ”
Winston thought. ” By making him suffer “, he said.
” Exactly. By making him suffer. Obedience is not enough. Unless he is suffering, how can you be sure that he is obeying your will and not his own ? Power is in inflicting pain and humiliation. Power is in tearing human minds to pieces and putting them together again in new shapes of your own choosing. (…) “