Just a Harmless Little Assault Rifle

We humans find it nearly impossible to change our minds once we’ve come to believe something. This is because during most of the 400,000+ years of our evolutionary history there was rarely any need to change our minds.

Once we knew how to nap a flint, those flints got napped. Once we knew how to track a gazelle, those gazelles got tracked. Once we knew how to make fire, fires got made. Life was simple and in…