Diet, Predators & Traffic, Oh My! While it's generally understood that securing all manner of gains usually requires at least a little pain, it's less obvious just how reflexive and troublesome our instincts to avoid pain in it's more general form of "loss" can be. There's a good reason we've evolved to be so maladaptively adept at this. Just as our evolved dietary preferences for fat, salt, and sugar once helped us live longer, so to did our instincts to avoid all forms of d