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 I die as a Christian". Casanova was buried at Dux (nowadays Duchcov in the Czech Republic), but the exact place of his grave was forgotten over the years, and remains unknown today. The isolation and boredom of Casanova's last years enabled him to focus without distractions on his "Histoire de ma vie", without which his fame would have been considerably diminished, if not blotted out entirely. He began to think about writing his memoirs around 1780 and began in earnest by 1789, as "the only remedy to keep from going mad or dying of grief". The first draft was completed