Main content
Unit 4: History of philosophy
About this unit
Are you interested in learning more about what philosophers have said in the past? Check out this section to learn more about the history of philosophical thought.
If you're seeing this message, it means we're having trouble loading external resources on our website.
If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.
Are you interested in learning more about what philosophers have said in the past? Check out this section to learn more about the history of philosophical thought.