There’s a billboard out by the highway featuring a picture of John Wayne in all his western glory with the caption “Don’t Much Like Quitters, Son.” It’s one of the omnipresent “values” billboards that line our motorways. Every time I see it, I’m filled with questions. I probably shouldn’t take billboards so seriously, but I can’t help myself. Wouldn’t John Wayne have lived a longer, healthier, happier life if he’d been a quitter? What does it say about our culture…