“There may well be a scientific paper to be written on why walking in an art gallery is so much more exhausting than, say, climbing Helvellyn. My guess is that it is something to do with the energy required to hold muscles in tension, combined with the mental exertion of wondering what to say.”

“There may well be a scientific paper to be written on why walking in an art gallery is so much more exhausting than, say, climbing Helvellyn. My guess is that it is something to do with the energy required to hold muscles in tension, combined with the mental exertion of wondering what to say.”

— David Nicholls