The funniest thing about Wile E. Coyote is how far he has gone beyond the edge of the cliff before he gives that big-eyed “Uh-oh!” expression, realizing he’s got a long fall coming. It isn’t funny to the coyote but it is to us. It’s our schadenfreude: the joy we derive from the misfortune of people with whom we don’t identify. Many world leaders are now...