A subject that is very relevant to all of us. There have been many great points made for both caution and action, which as has been said are not mutually exclusive.
Morals and ethics are for philosophers.
There is plenty of room for discussion on the issue of our responsibility as a good Samaritans. There is no defense of the this statement though in my opinion. Morals and ethics are the foundation on which our society is built. The law of the jungle is is a brutal way of living that is at odds with any civilization.