The secret of biography ...

The secret of biography resides in finding the link between talent and achievement. A biography seems irrelevant if it doesnt discover the overlap between what the individual did and the life that made this possible. Without discovering that, you have shapeless happenings and gossip.
 Leon Edel

Quotes from the same author

The answer to old age is to keep one's mind busy and to go on with one's life as if it were interminable. I always admired Chekhov for building a new house when he was dying of tuberculosis.
 Leon Edel