[image: the “Thinker” by Rodin outside Philadelphia’s Rodin Museum, Wikimedia; this is essay #351 in the Philosophy as a Way of Life series] Philosophy, contra popular opinion (even among some philosophers) makes progress. I have written a whole (free!) book (summarized here) about how that works. The basic idea is that philosophy, unlike science, is in the business of discovering, exploring, and refining conceptual landscapes defined by the questions in which philosophers are interested in.