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 WilliamsonRejects the ideology of the "linguistic turn", the most distinctive trend of 20th century philosophyExplains the method of philosophy as a development from non-philosophical ways of thinkingSuggests new ways of understanding what contemporary and past philosophers are doing