Descartes, “Knowledge is not ultimately sense knowledge,” and Locke, “Knowledge is ultimately sense knowledge.” This week we’re discussing epistemology, or the study of knowledge. What do you think of Descartes’s theory of knowledge? Are we really unable to “know” anything about the world? Are his arguments about the difficulty of dreaming, insanity, or the wax that compelling for you? Do you think they’re impossible to prove?