Situational variables can exert powerful influences over human behavior, more so that we recognize or acknowledge.

Before I knew that a man could kill a man, because it happens all the time. Now I know that even the person with whom you've shared food, or whom you've slept, even he can kill you with no trouble. The closest neighbor can kill you with his teeth: that is what I have Learned since the genocide, and my eyes no longer gaze the same on the face of the world.

The line between good and evil is movable and it's permeable.

Academic success depends on research and publications.

What happens when good people are put into an evil place? Do they triumph or does the situation dominate their past history and morality?

Heroes are those who can somehow resist the power of the situation and act out of noble motives, or behave in ways that do not demean others when they easily can.

The line between good and evil is permeable and almost anyone can be induced to cross it when pressured by situational forces.