Two years later, she was to end her life when Guido ended their relationship -- and many blamed Guido for her death. The truth is more nuanced -- she suffered from manic depression (bipolar disorder) nearly all her life and had attempted suicide several times over the years.
When she killed herself, she left behind a memoir of her romance with my father, intense, poignant and, ultimately, searing. Re-reading it, as I am now, she captures Guido exactly: his voice, his persona. In this passage, early into the memoir, she is beginning to realize that the extremes of light and dark are inextricably knit together in his being: