The Magic Flute also acknowledge an influence of Freemasonry. For detailed discussion of sources see , as well as "Libretto of The Magic Flute". In composing the opera, Mozart evidently kept in mind the skills of the singers intended for the premiere, which included both virtuoso and ordinary comic actors asked to sing for the occasion. Thus, the vocal lines for Papageno—sung by Schikaneder himself—and Monostatos (Johann Joseph Nouseul) are often stated first in the strings so the singer can find his pitch, and are frequently doubled by instruments. In contrast, Mozart's sister-in-law Josepha Hofer, who premiered the role of the Queen of
Libretto of The Magic Flute libretto attracted the admiration of Franz Liszt, who after attending a performance copied down several of them in a personal letter. Ingmar Bergman in his 1975 film of the opera gave special treatment to the didactic poetry by having his characters hoist "a series of placards on which these moral sentiments are carefully lettered." The passage quoted above beginning "Zwei Herzen" has attracted particular admiration: Heartz called it "the loveliest of all the opera's beautiful moments"; Abert wrote of "a paradisal radiance unique in this work". Liszt quoted Schikaneder's verse in his letter and appended, "Amen!". A matter that perturbs