Murder and hate are as deeply buried in the human heart as love, perhaps more so, and in truth they're rather entwined, and if you tried to separate them, you'd be missing something important and human.
We remember nothing. Maybe for a year or two. Maybe most of a life, if we live. Maybe. But then we will die, and who will ever understand any of this? And maybe we remember nothing most of all when we put our hands on our hearts and carry on about not forgetting.