Editor’s note, July 12, 8 am ET: We’re bringing you some of our best-loved Your Mileage May Vary columns while Sigal Samuel is on parental leave. The one below was originally published in January 2025. I care a lot about climate change. Does that mean I can never ever fly? My extreme self-sacrifice is making me resent my friends who fly all the time. This unconventional advice column offers you a ...