“„[W]e do publish her letters from time to time. The reasons are simple — she writes pithy and often witty letters, with a strong conservative point of view. That’s something we always look for as a balance to the liberal letter writers who predominate on the page, because they predominate among our readers. She helps provide a diversity of ideas. Who wants to hear only the point of view he or she agrees with? By [t]he way, we generally do not publish the same letter writer more than once every two months.