And these dumb, toxic bastards are precisely the same type as those who not only staffed Hitler's death camps and Stalin's gulags, but were happy to do so. And they are the same characters who joyfully attended lynchings in the US South.

And alas, courtesy of the 'lizard brain' we all possess but may not wish to acknowledge, the potential for such behaviour is there buried inside each of us. All it takes for evil to prevail is that good people, living comfortable lives, continue to do nothing.