"Nobody ever found the whole answer because nobody knew it, including Daniel Burros himself. [...] Because, of course, Daniel Burros had ceased to live long before that Sunday in Reading. The fire of his hatred of himself and his origins had burned up his entire personality, without which no man can live. He had already chosen the slow suicide of self-denial and masquerade. Sunday in Reading simply relieved him of the agony."
January 1, 1970
https://en.wikiquote.org/wiki/Dan_Burros