The daily act of writing remains as demanding and maddening as it was before and the pleasure you get from writing - rare but profound - remains at the true heart of the enterprise. On their best days writers all over the world are winning Pulitzers all alone in their studios with no one watching.
I think the secret to happiness is having a Teflon soul. Whatever comes your way you either let it slide or you cook with it.
Humor has always been important to me. If there is a shield of faith that you can keep up against difficulties humor is the Teflon coating.