It’s just a job. Doublethink Lesson.
So when he is ordered to “confiscate weapons,” it won’t be his fault. Just “following orders” like the guards at Auschwitz.
He’s a cop somewhere in the not-so-great state of Connecticut.
When he is ordered to guard the concentration camps, load people into boxcars, do anything else his masters in the state decree, he thinks that won’t be his fault either.
Of course that didn’t work out too well in WWII, for the Germans who were just “following orders.” But it will be different this time. (Hat tip to mobiuswolf.)