I would recommend studying up on some history. The current generally prevailing peace is not the default state of human nature. Indeed the good thing we have go

I would recommend studying up on some history. The current generally prevailing peace is not the default state of human nature. Indeed the good thing we have going right now is a very notable exception to the normal order of things: https://news.harvard.edu/gazette/story/2012/03/pinker-explains-the-long-peace/ https://news.harvard.edu/gazette/story/2012/03/pinker-explai... (and there's no guarantee it will continue indefinitely).