Bill Maher

Recently, Bill Maher instructed America on the importance of knowledge. He's right, of course, but he's a rather imperfect messenger: Listening to him is like receiving a lecture from Bill Clinton or Donald Trump on the importance of marital fidelity.

Mr Maher's monologue provided some insight into his political viewpoint. It was illuminating for two reasons, but probably not in the way Mr. Maher would hope for.

First, he accused people who disagree with his political views of being lazy and engaging in "false equivalence," an entirely fictitious logical fallacy that is an...