We are watching the long version of Pride and Prejudice—the Colin Firth version, of course—and as I began to write this, Mrs. Bennett says this to Bingley,”When you have killed all your own birds, Mr. Bingley, I beg you will come here and shoot as many as you please.” We could adapt that line for …

I saw a full-page ad this week in TIME magazine that said, “Nurture Nature.” SunChips, which I happen to like, now makes its bags with plants so they’re 100% compostable. Ah, now it’s virtuous to eat chips. In fact, eating chips will help the planet. How can I not do it? There are a few …