The miracle is that, in most cases, he succeeds - for the powers of survival, of the will to survive, and to survive as a unique inalienable individual, are absolutely, the strongest in our being: stronger than any impulses, stronger than disease.
Oliver SacksEven when other powers have been lost and people may not even be able to understand language, they will nearly always recognize and respond to familiar tunes. And not only that. The tunes may carry them back and may give them memory of scenes and emotions otherwise unavailable for them.
Oliver Sacks