Sometime back in the 1970s, the tiny Buddhist kingdom of Bhutan decided to replace their Gross National Product with a measure of Gross National Happiness.

Even now, a trip to Antarctica isn’t all beer and skittles. Yes, modern-day scientists and explorers swaddle themselves in North Face and pack their protein bars, but frostbite is frostbite, however you measure it (with gangrenous fingers, perhaps?).