Giacomo Casanova and sister Maria Maddalena were living. His new play, "La Moluccheide", now lost, was performed at the Royal Theatre, where his mother often played in lead roles. He then visited Prague and Vienna, where the tighter moral atmosphere of the latter city was not to his liking. He finally returned to Venice in 1753. In Venice, Casanova resumed his escapades, picking up many enemies and gaining the greater attention of the Venetian inquisitors. His police record became a lengthening list of reported blasphemies, seductions, fights, and public controversy. A state spy, Giovanni Manucci, was employed to draw out Casanova's knowledge
Giacomo Casanova his true father. Forced to resume his travels again, Casanova arrived in Paris, and in November 1783 met Benjamin Franklin while attending a presentation on aeronautics and the future of balloon transport. For a while, Casanova served as secretary and pamphleteer to Sebastian Foscarini, Venetian ambassador in Vienna. He also became acquainted with Lorenzo Da Ponte, Mozart's librettist, who noted about Casanova, "This singular man never liked to be in the wrong." Notes by Casanova indicate that he may have made suggestions to Da Ponte concerning the libretto for Mozart's "Don Giovanni". In 1785, after Foscarini died, Casanova began searching