C. S. Lewis 
Grief Observed 

A classic work on grief, A Grief Observed is C.S. Lewiss honest reflection on the fundamental issues of life, death, and faith in the midst of loss. Written after his wifes tragic death as a way of surviving the mad midnight moments, A Grief Observed an unflinchingly truthful account of how loss can lead even a stalwart believer to lose all sense of meaning in the universe, and the inspirational tale of how he can possibly regain his bearings.