J 
CONTENTS 
7 
PREFACE 
PART ONE 
THE ANCIENT PERIOD: 
THE SHAPING OF THE PHILOSOPHIC MIND 
C17] 
Socrates’ Predecessors: Philosophy and the Natural Order 
What Is Permanent in Existence? + Thales, Anaximander, 
Anaximenes + The Mathematical Basis of All Things 
Pythagoras + Attempts to Explain Change 
Heraclitus, Parmenides, Zeno, Empedocles, Anaxagoras + 
The Atomists Leucippus and Democritus 
Z 
Socrates and the Sophists: The Problems of Truth and Goodness 
The Sophists Protagoras, Gorgias, Thrasymachus + 
Socrates The Intellectual Midwife—as a Philosopher, 
His Theory of Knowledge, Moral Thought, Trial and Death 
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