FREEDOM OF THE PRESS The First Amendment has been getting a workout in recent weeks on two college campuses — the University of Florida and the University of North Carolina at Chapel Hill — where students are learning that free speech is a messy business. The two cases, one involving a columnist at North Carolina and the other a political cartoonist at Florida, have inflamed minority groups — Muslims and black students, respectively — provoking protests and debate. That’s the good news insofar as protest and debate are the currency of free speech. What’s not such good news is that...