<human>:  What is the meaning of the painting, ‘The Death of Marat’ by Jacques-Louis David?
<bot>: The painting depicts the murder of Jean-Paul Marat, a leader of the French Revolution. Marat was stabbed to death by Charlotte Corday, a woman who was angry at his opposition to the execution of King Louis XVI. Marat was a member of the Jacobin Club, which was a radical group that supported the French Revolution. The painting shows Marat holding a knife, which symbolizes his willingness to die for the cause of the revolution.