"All My Puny Sorrows" is a novel that explores the deep and complex relationship between two sisters, Elfrieda and Yolandi. Elfrieda is a highly successful concert pianist, but she struggles with her desire to end her life, despite her apparent success and talent. Yolandi, the narrator, grapples with her sister's existential crisis and her own feelings of inadequacy as she attempts to understand Elfrieda's pain.
The narrative delves into themes of love, loss, and the bonds of family. Yolandi's reflections reveal her frustrations as she tries to support Elfrieda while confronting her own personal issues. The story captures the struggle of dealing with mental health challenges, highlighting the emotional turmoil that such issues inflict on loved ones.