Visual impairment men in the dark) touch an elephant to learn what it is like. Each one feels a different part, but only one part, such as the side or the tusk. They then compare notes and learn that they are in complete disagreement. "Three Blind Mice" is a medieval English nursery rhyme about three blind mice whose tails are cut off after chasing the farmer's wife. The work is explicitly incongruous, ending with the comment "Did you ever see such a sight in your life, As three blind mice?" Poet John Milton, who went blind in mid-life, composed On His Blindness,
Nursery rhyme the early and mid-20th centuries this was a form of bowdlerisation, concerned with some of the more violent elements of nursery rhymes and led to the formation of organisations like the British 'Society for Nursery Rhyme Reform'. Psychoanalysts such as Bruno Bettelheim strongly criticized this revisionism, on the grounds that it weakened their usefulness to both children and adults as ways of symbolically resolving issues and it has been argued that revised versions may not perform the functions of catharsis for children, or allow them to imaginatively deal with violence and danger. In the late 20th century revisionism of nursery