Remind me why we are killing each other? Is it for survival? OT: We know everything we need to survive and prosper very well - imperfectly, but with margin of

Remind me why we are killing each other? Is it for survival? OT: We know everything we need to survive and prosper very well - imperfectly, but with margin of error to spare, including capable political systems. The people still killing are just criminals who want to steal and murder.