The second volume in the Blackwell Brown Lectures in Philosophy, this volume offers an original and provocative take on the nature and methodology of philosophy. * Based on public lectures at Brown University, given by the pre-eminent philosopher, Timothy Williamson * Rejects the ideology of the 'linguistic turn', the most distinctive trend of 20th century philosophy * Explains the method of philosophy as a development from non-philosophical ways of thinking * Suggests new ways of understanding what contemporary and past philosophers are doing