Jean-Jacques Rousseau, who influenced both the Age of Enlightenment and French Revolution, abandoned five of his kids into an orphanage where majority of kids never made it to adulthood, while the children’s mother opposed it

He apparently didn’t want to be “tied” to her or get married to her - in part because he was cheating on her with other women - because she was neither “beautiful, not intelligent, nor really anything other than a constant, dependable presence.”