Title first published in 2003. In commemoration of the philosophical interests of Stanley Victor Keeling, the annual lectures in his memory highlight the interest and importance of ancient philosophy for contemporary study of the subject. This volume brings together the Keeling lectures from leading international figures in ancient and modern philosophy, presented between 1992 and 2002. Including contributions from Bernard Williams and Martha Nussbaum, lectures range across topics such as 'Intrinsic Goodness', Necessity, Fate and Determinism and Quality of Life, extending from Plato through Aristotle to the Stoics. Edited and with a preface by R. W. Sharples.