Are we Darwinists - where we live and let live? Or are we nurturing as a society? There has to be a standard of living that we decide to support.
You have to have as many defences in place as you possibly can. But even then of course - and it's important to stress this - you cannot guarantee being able to prevent every attack or every kind of attack.
It is joyous for any actor to enter other grounds of consciousness and thought. At the end of the day, we just all like dressing up and playing around.