“Hate speech.” The term calls to mind every sort of vile and disgusting insult and racial and ethnic slur. Who could possibly be in favor of allowing that? Large numbers of people instinctively assume that hateful statements, particularly those based on racial, religious or ethnic categories, must surely be illegal. But here in the U.S., such statements in general are not illegal, and not subject to criminal prosecution. A couple of weeks ago, our Attorney General Pam Bondi was recorded on a podcast saying that “We will absolutely . . . go after you, if you are targeting anyone with...