Giacomo Casanova Casanova soon abandoned his military career and returned to Venice. At the age of 21, he set out to become a professional gambler, but losing all the money remaining from the sale of his commission, he turned to his old benefactor Alvise Grimani for a job. Casanova thus began his third career, as a violinist in the San Samuele theater, "a menial journeyman of a sublime art in which, if he who excels is admired, the mediocrity is rightly despised. ... My profession was not a noble one, but I did not care. Calling everything prejudice, I soon acquired all
Giacomo Casanova Gozzi's younger sister Bettina fondled him at the age of 11. Bettina was "pretty, lighthearted, and a great reader of romances. ... The girl pleased me at once, though I had no idea why. It was she who little by little kindled in my heart the first sparks of a feeling which later became my ruling passion." Although she subsequently married, Casanova maintained a lifelong attachment to Bettina and the Gozzi family. Early on, Casanova demonstrated a quick wit, an intense appetite for knowledge, and a perpetually inquisitive mind. He entered the University of Padua at 12 and graduated at