"Schiller and Goethe were among his great admirers, and remained so to their deaths. Goethe while travelling in Sicily devoted much labour and time to collecting information about “Giuseppe Balsamo” in his supposed native land; and it was from these copious notes that the author of Faust wrote his play “The Great Kophta.”"
January 1, 1970
https://en.wikiquote.org/wiki/Alessandro_Cagliostro