Muscular dystrophy ... was never seen until Duchenne described it in the 1850s. By 1860, after his original description, many hundreds of cases had been recognised and described, so much so that Charcot said: 'How is it that a disease so common, so widespread, and so recognisable at a glance - a disease which has doubtless always existed - how is it that it is recognised only now? Why did we need M. Duchenne to open our eyes?'
Oliver SacksI was fascinated that one could have such perceptual changes, and also that they went with a certain feeling of significance, an almost numinous feeling. I'm strongly atheist by disposition, but nonetheless when this happened, I couldn't help thinking, 'That must be what the hand of God is like.'
Oliver SacksDarwin speculated that โmusic tones and rhythms were used by our half-human ancestors, during the season of courtship, when animals of all kinds are excited not only by love, but by strong passions of jealousy, rivalry, and triumphโ and that speech arose, secondarily, from this primal music.
Oliver Sacks