" And Sisi was struck by the Heine quote she had circled that morning, on her trip back to Vienna: Before death I shall, moved in my heart, forgive them all the wrong they did me in their lifetime. One must, it is true, forgive one’s enemies—but not before they have been hanged. "

― Allison Pataki , Sisi: Empress on Her Own (Sisi, #2)