He argued that simple ideas are copies of simple impressions in a work that provides a counterexample to that idea by imagining a man who suddenly notices a "missing shade of blue."
One essay argues that this thinker discovered the survival of "obligation" long after the abandonment of the framework of divine law that made it "really intelligible." It's not Frege ("FRAY-guh"), but using an abstraction principle named for this thinker, Crispin Wright proved that Peano arithmetic can be derived from second-order logic. This thinker names a metaphysical thesis that states that in any two worlds with the same spatio-temporal distributions of local natural properties, contingent facts are the same. David Lewis proposed a supervenience thesis named for this thinker, who divided statements into "matters of fact" and "relations of ideas." He argued that simple ideas are copies of simple impressions in a work that provides a counterexample to that idea by imagining a man who suddenly notices a "missing shade of blue." For 10 points, name this Scottish author of An Enquiry Concerning Human Understanding.
One essay argues that this thinker discovered the survival of "obligation" long after the abandonment of the framework of divine law that made it "really intelligible.
David Hume (The first essay is Elizabeth Anscombe’s “Modern Moral Philosophy.”) &lt;Philosophy&gt;