Many years ago, literary critic Dorothy Parker skewered an unfortunate author with her sharp wit: “This is not a novel to be tossed aside lightly. It should be thrown with great force!” That’s how a lot of us feel about this presidential election year, which has been distinguished by an incumbent who is so self-centered, incompetent and both mentally and morally unsteady that he’s more dangerous than a baby who’s gotten hold of a hammer. […]