My impression is that a sense of rhythm, which has no analog in language, is unique and that its correlation with movement is unique to human beings. Why else would children start to dance when they're two or three? Chimpanzees don't dance.
Oliver SacksPeople will make a life in their own terms, whether they are deaf or colorblind or autistic or whatever. And their world will be quite as rich and interesting and full as our world.
Oliver Sacks