College professors say the darndest things. Recently, we got an e-mail that signaled that the battle for academic freedom would soon be won or, at least, negotiated to a mutually acceptable stalemate by all of the parties in the conflict, but there was a catch. “I’m a professor that doesn’t give just the conservative side of an issue, I try to expose every side of an issue,” our visitor wrote. “That’s what a liberal education really is.” So far, so good, but here’s the rub: What was odd about this declaration of principle was that it came from the Music...