As to why people like Joseph Lelyveld are writing memoirs, I think they're just catching on the coattails of the trend.
Francine du Plessix GrayThe irreversibility of time. That's the hardest thing to accept at our age, that's the most violent aspect of death.
Francine du Plessix GrayFriendship is by its very nature freer of deceit than any other relationship we can know because it is the bond least affected by striving for power, physical pleasure, or material profit, most liberated from any oath of duty or of constancy. With Eros the body stands naked, in friendship our spirit is denuded.
Francine du Plessix GrayWe write out of revenge against reality, to dream and enter the lives of others.
Francine du Plessix Gray