I have yet to meet anyone who gave a good answer to this question. It is obvious that we (as a species) behave like this because we can get away with it. Plain

I have yet to meet anyone who gave a good answer to this question. It is obvious that we (as a species) behave like this because we can get away with it. Plain & simple. Whether it is a good long-term strategy is unclear to our brains that refuse to look at far-off effects. Time will tell. Besides moral relativism helps us to justify much of our destructive behaviour and inability to accept hard changes that might be necessary to make the world better for all living things.