" Think of it like this: if our first reaction is to assume that the person closest to a mistake has been negligent or malign, then blame will flow freely and the anticipation of blame will cause people to cover up their mistakes. But if our first reaction is to regard error as a learning opportunity, then we will be motivated to investigate what really happened. "

― Matthew Syed , Black Box Thinking: Why Some People Never Learn from Their Mistakes - But Some Do