> When I saw the expression in that officerâs face and that three other officers were around him standing by as if this was just business as usual, I thought of Hannah Arendt and her phrase âthe banality of evil.â What Arendt found most horrific was that ordinary people were able to commit horrible killings, and at the end of the day, they went back home to their nice homes and their nice families, and the next day they went back and killed again.