" .. one marked by a severe and progressive dementia. She was at first frightened by our presence – she had lunged at me,
and tried to scratch me, when we first entered the house. She became angry, and perhaps jealous, as we talked to the others ..
She was also .. given to bursts of screaming and giggling .
To calm her, the family started to sing an old folk song, and the old lady, so demented,
so fragmented, most of the time, joined in, singing fluently along with the others. She seemed to get all the words,
all the feeling, of the song, and to be composed, restored to herself, as long as she sang. "
Quoted from :
" The Island of the Colorblind "
- Dr Oliver Sacks