Thin planks cleft in half, splintered and serrated edges reconstructing a karate chop. Jujitsu flip the whole bundle around the broken joints without any wood glue. It builds character and external form from the hip, bent forward with eyes trained on the target. Losing sight prompts a sneer and the punitive whack upside the head. So how thick is the color yellow?
Contrary to popular belief, boards do actually hit back.