Men killing other men really is an extraordinary phenomenon. Why does it happen? And how long has it gone on? And have the motives changed?
You do not examine legislation in the light of the benefits it will convey if properly administered, but in the light of the wrongs it would do and the harms it would cause if improperly administered.
German is more familiar now since I live part of the year in Rome and part in the German part of Switzerland. But it's not difficult to sing in German; it's difficult to feel in German. This takes time. It's a culture.