We will not evolve into the future with closed minds.
And nothing closes the human mind — either individually or collectively — like the weapons of war . . . and the freedom to use them. Step one: Dehumanize those you’re about to kill (i.e., accuse them of being the worst of who you are, as exemplified by, among so many others, our old pal George W. Bush, who declared that America’s enemies “view the entire world as a battlefield” and proceed to turn the entire world into a battlefield).