" It wasn’t quite the death of hope—part of her still hoped that Coop was alive somewhere. It was more like the application of hope. She wanted to make sure that no one else—child, adult, crew member, captain—would ever lose a loved one to foldspace again. It was probably a vain hope. But it would keep her going, for at least another forty years. "

― Kristine Kathryn Rusch , The Application of Hope