Til the French Royal executioner was so horrified by what he had to do to an attempted assassin of the king that he quit the job only to have his son take over as the official executioner and later he guillotined the French King!
(youtu.be)https://youtu.be/yZ_RfU4whl4This story is not for the faint of heart but in a weird way it gave me some confidence in the humanity of people in that the Royal executioner could hardly stand what he was basically forced to do by his job to this other human being and he literally quit his job after this episode.