I’m a negative externality
As I forced my way onto the Northern Line from King’s Cross to Old Street this morning, to a muttered chorus of grumbles and coarse epithets from my fellow passengers, and crouched as the too-low train doors jolted shut uncomfortably close to my right ear, while inhaling nauseating amounts of the product in the hair of the man to my right and bringing my heel to rest on the toe of the woman to my left, regretting for the nth