Writing Feedback / Murder, bloodshed, carnage; why exactly is it wrong? [4]

From the beginning of times, murder has been viewed as the ultimate crime; the ultimate crime to be scourged from and sometimes, deprived from life for. Lately, I have been pondering, and I have a few ideas of my own, but I am relishing and dying to acknowledge further and foreign conjectures.

Why is it wrong to kill? Morals do not exist as an actual physical force, and we all have varied and different premises in both good and evil. What may be right for you, might be wrong for me. And what might be wrong for you, may be right for me. Moral standards vary in all human beings, and although most people will answer you similar disputes as to why murder is wrong; I want to acknowledge different answers. Why is it wrong to kill? You cannot use God, the Law or the Golden Rule as an argument. There has to be a further reason to answer why most humans believe it's wrong to kill, rather than your own personal feelings towards murder-some greater purpose to it all. The question remains; why?