Part of every misery is, so to speak, the misery’s shadow or reflection: the fact that you don’t merely suffer but have to keep on thinking about the fact that you suffer. I not only live each endless day in grief, but live each day thinking about living each day in grief. — C.S. Lewis, A Grief Observed. (HarperOne; 1 edition (February 6, 2001) Originally published 1961.