Father of Sadism: Who is Marquis de Sade?

Father of Sadism: Who is Marquis de Sade?

He spent 30 years of his 74-year life in prisons and 13 years in a mental hospital. He was literally antisocial and had extreme tastes. So what brings it together with the concept of sadism? What did he do to get him to go to jail over and over?