Perhaps ethics is not something absolute, and is a game thorethic optimal strategy that changes as the rules of the game change. If hunting is the only thing y

Perhaps ethics is not something absolute, and is a game thorethic optimal strategy that changes as the rules of the game change. If hunting is the only thing you can do sane ethics system would allow killing the whale no matter how intelligent creature it is. And letting members of another tribe die instead of trying to share and risking members of your own tribe to die is a sane thing too. But things change if you a member of a civilization that can produce as much food as it wants without killing anyone.