This is the story of philosophy in ancient and classical Greece. Robert Brumbaugh brings out the intrinsic and current importance in the development of Western philosophy from Thales to Aristotle. He emphasizes the insights and ideas that have proven crucial to later Western thought and reveals the success of the classical thinkers in forming systematic philosophic syntheses. This book is a useful introduction to philosophy. The ancient Greek discoveries led to the major systems used by the West today.