Boris Godunov (play) opera, "Boris Godunov" (1874), is based on this play. Having finished the play, Pushkin famously wrote to his friend Pyotr Vyazemsky: "What a Pushkin, what a son of a bitch!" . Pushkin wrote of the play: "The study of Shakespeare, Karamzin, and our old chronicles gave me the idea of clothing in dramatic forms one of the most dramatic epochs of our history. Not disturbed by any other influence, I imitated Shakespeare in his broad and free depictions of characters, in the simple and careless combination of plots; I followed Karamzin in the clear development of events; I tried to
Wozzeck on the compositional direction of "Wozzeck". In a letter to his wife written in June 1918, he wrote, "There is a little bit of me in his character, since I have been spending these war years just as dependent on people I hate, have been in chains, sick, captive, resigned, in fact, humiliated." His correspondence and notebooks dating from the war years reveal a painful obsession with completing "Wozzeck". Compositional sketches and notes for both Wozzeck and the "" of Three Pieces for Orchestra that Berg made during the war are strewn with disjointed fragments of military ordinances and terminology.