LOGIC AND THE IMPERIAL STOA PHILOSOPHIA ANTIQUA A SERIES OF STUDIES ON ANCIENT PHILOSOPHY FOUNDED BY J.H. WASZINK AND W.J. VERDENIUS EDITED BY ]. MANSFELD, D.T. RUNIA ]. C. M. VAN WIND EN VOLUME LXXV JONATHAN BARNES LOGIC AND THE IMPERIAL STOA LOGIC AND THE IMPERIAL STOA BY JONATHAN BARNES BRILL LEIDEN · NEW YORK · KOLN 1997 This book is printed on acid-free paper. Library of Congress Cataloging-in-Publication Data Barnes, Jonathan. Logic and the imperial Stoa I by Jonathan Barnes. p. em.- (Philosophia antiqua ; v. 75) Includes bibliographical references and index. ISBN 9004108289 (alk. paper) I. Logic, Ancient. 2. Stoics. 3. Seneca, Lucius Annaeus, ca. 4 B.C.-65 A.D.-Contributions in logic. 4. Epictetus-Contributions in logic. 5. Marcus Aurelius, Emperor of Rome, 121-18Q -Contributions in logic. I. Tide. II. Series. BC3l.B37 1997 160'. 937-dc21 97-10322 CIP Die Deutsche Bibliothek - CIP-Einheitsaufnahme Barnes, Jonathan: Logic and the imperial stoa I by Jonathan Barnes. - Leiden ; New York ; Koln : Brill, 1997 (Philosophia antiqua ; Vol. 75) ISBN 9Q-04-l 0828-9 Gewebe ISSN 0079-1687 ISBN 90 04 10828 9 © Copyright 1997 by Koninklijke Brill, Leiden, 7he Netherlands All rights rescrved. No part of this publication may he reproduced, translated, stored in a retrieval system, or transmitted in any form or by any TIUans, electronic, TIUcho.nical, plwtocopying, recording or otherwise, without prior written permission .from the publisher. PRINTED IN THE NETHERLANDS FOR ANTHONY KENNY CONTENTS Preface IX Chapter One The Decline of Logic ..................................................... . Chapter Two Seneca ............................................................................ 12 Chapter Three Epictetus ..... .... .. .. .. .. ... .. ... . .. . .. .. ... .. .. .. .. .. .. .. .. .. .. ..... ..... .. .. 24 § A: Logic in the Discourses . .. .... ... .. .. .. . .. .. .. ....... .. .. .. .. .. .. .................. 24 § B: The fashion for logic ................................................................ 33 § C: Against logic? .......................................................................... 38 § D: Exegesis ................................................................................... 43 § E: For logic ................................................................................... 55 § F: The place of logic ..................................................................... 62 § G: The syllabus ............................................................................. 71 § H: Analysis .. .. ..... .. .. .. .. .. .. ... .. .. .. .. ... .. .. .. .. . .. .. .. .. ......... .. .. .. .. .. .. .. .... .. .. . 77 § I: Hypothetical arguments . .... ........... ..... .. ...... ..... .... .. .. .. .. .. .. ......... 85 § J: Changing arguments ................................................................ 99 Chapter Four Conclusion..................................................................... 126 Appendix Epictetus, diss I vii .............................................................. 129 Bibliography .......................................................................................... 147 Indexes Passages............................................................................................. 155 Persons .............................................................................................. 159 Topics ............................................................................................... 162