Ordinary people, simply doing their jobs, and without any particular hostility on their part, can become agents in a terrible destructive process. Moreover, even when the destructive effects of their work become patently clear, and they are asked to carry out actions incompatible with fundamental standards of morality, relatively few people have the resources needed to resist authority.
Stanley MilgramThe soldier does not wish to appear a coward, disloyal, or un-American. The situation has been so defined that he can see himself as patriotic, courageous, and manly only through compliance.
Stanley Milgram