Medicine Unboxed 2018: MAPS. The world’s sheet, or its shroud, the lanes of a face etched in it. Or words, all of them, all knowledge, the found and lost truth of things, grid lines of metaphor, particles of us or is it waves? - rising and falling onto a brief shore of land. Measurements fail even now of your body, its contours and margin, where its meaning lies, our picture an opening of pure fractal, an unfolding view of coast. What is the unfathomable distance to another person, another place, the invisible track of starlings in murmuration, the wayward trail of your heartbeat on paper, its luck?