Giacomo Casanova 17, in 1742, with a degree in law ("for which I felt an unconquerable aversion"). His guardian's hope was that he would become an ecclesiastical lawyer. Casanova had also studied moral philosophy, chemistry, and mathematics, and was keenly interested in medicine. ("I should have been allowed to do as I wished and become a physician, in which profession quackery is even more effective than it is in legal practice.") He frequently prescribed his own treatments for himself and friends. While attending the university, Casanova began to gamble and quickly got into debt, causing his recall to Venice by his grandmother,
Giacomo Casanova the habits of my degraded fellow musicians." He and some of his fellows, "often spent our nights roaming through different quarters of the city, thinking up the most scandalous practical jokes and putting them into execution ... we amused ourselves by untying the gondolas moored before private homes, which then drifted with the current". They also sent midwives and physicians on false calls. Good fortune came to the rescue when Casanova, unhappy with his lot as a musician, saved the life of a Venetian patrician of the Bragadin family, who had a stroke while riding with Casanova in a gondola