One of the great perplexing questions many people have, is how could the Nazis be so cruel

I recall reading the story of David, a very wise Jewish boy from Holland, who actually asked the Nazis in the concentration camp why they were doing, what they were doing.

He wondered, seeing how the commandant would come home from murdering people and lovingly pick up his children.

The answer is, that the Goebbels Propaganda machine spent years doing two diabolically sinister propagandist messages

First and foremost, convincing Germans, that Jews were like rats etc. etc.

This is called dissociation

If the Germans saw the Jews as vermin, no wonder they wanted to kill them

Secondly, convincing the Germans they were a super-race, hence entitled to