We talk a bit more about David Hume's An Enquiry Concerning the Principles of Morals (1751), and add some parts of A Treatise of Human Nature (1739): sec. 3 "Of the Influencing Motives of the Will" within the third part of Book II, "Of the Passions," and the first two sections of Book III, "Of Morals."

Can reason by itself motivate moral action? Hume says no: All ethical reasons must point ultimately to sentiments, which we can generalize about, but which are epistemically basic.

Get more at partiallyexaminedlife.com. Visit partiallyexaminedlife.com/support to get ad-free episodes and tons of bonus discussion.

Episode 147: Elon’s Latest Tweetstorm: Model Y, Superchargers + More!