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 seldom caused affront. Most gamblers were on guard against cheaters and their tricks. Scams of all sorts were common, and Casanova was amused by them. Casanova gambled throughout his adult life, winning and losing large sums. He was tutored by professionals, and he was "instructed in those wise maxims without which games of chance ruin those who participate in them". He was not above occasionally cheating and at times even teamed with professional gamblers for his own profit. Casanova claims that he was "relaxed and smiling when I lost, and I won without covetousness". However, when outrageously duped himself, he