Burying your head in the sand
It is frightening to learn that people would rather ignore the problems that affect (and effect) their lives, rather than have to confront and deal with unpleasantness. Isn't that exactly what happened in Germany? Didn't people close their doors and pull their curtains shut so they didn't have to see the Nazis destroying the Jews?
Don't people ever learn from other people's mistakes?
Don't people ever learn from other people's mistakes?