Mainly as sort of blueprints for dealing with most of the adults in their lives, to some extent with their fellows. It is this notion of aiming high and there's always hope, aim low and you might as well stop now.
No religion has mandated killing others as a requirement for its sustenance or promotion.
All married couples should learn the art of battle as they should learn the art of making love. Good battle is objective and honest - never vicious or cruel. Good battle is healthy and constructive, and brings to a marriage the principles of equal partnership.

