I do not want to go into its physical reasons: the construction of the human body is different from that of carnivorous animals. But man's intelligence is such that it can be utilised to defend any-thing he does whether right or wrong.
Oh I'm nerdy about science fiction and fantasy and graphic novels and reading and I'm nerdy about board games. My favorite board game is a board game I'm working on right now. It's a game of Napoleonic era naval warfare and it's going to be fun.