Where would you draw the line on how the world works, though? For example, I imagine it's quite natural to want to kill someone. People do it all the time, even

Where would you draw the line on how the world works, though? For example, I imagine it's quite natural to want to kill someone. People do it all the time, even though it's outlawed. Should that also be fine, because aggression is natural, and nature is how the world works?