amateur cartography.
"At first, even this simplest of all things - just standing still for a few minutes - may seem impossible when you try it. Thirty seconds may seem like an eternity; five minutes may be agony. The boredom may drive you crazy. These reactions are simply the evidence of the constant tension in your nervous system and proof that you need this exercise. Zhan Zhuang has started to alert you to the confused patterns of energy in your body."
and if they cannot tend the wheels...the corpses of a thousand thousand thousand men and women would be hard to bury or burn.
huxley