Man is free; yet we must not suppose that he is at liberty to do everything he pleases, for he becomes a slave the moment he allows his actions to be ruled by passion.

My success and my misfortunes, the bright and the dark days I have gone through, everything has proved to me that in this world, either physical or moral, good comes out of evil just as well as evil comes out of good.

My errors will point to thinking men the various roads, and will teach them the great art of treading on the brink of the precipice without falling into it.

Giacomo Casanova Quotes