FIRST PERIOD THE PRE-SOCRATIC PHILOSOPHY
This chapter discusses the compromise-systems was put forward by Anaxagoras of Clazomenae But while the physics of Empedocles formed merely one though important part of his complete mystical system and is an attempt to explain merely one of the two worlds which together make up the universe as a whole, Anaxagoras, free from any trace of mysticism, followed the rational road of the old Ionic physicists. Empedocles himself called them " the roots of everything From Empedocles too originates the doctrine of the elements being four in number fire air, water and earth. Anaxagoras agreed with Empedocles that a coming into being and ceasing to be in a strict sense and therefore any qualitative change of things is unthinkable. Like Thales, Hippon of Samos adopted water as his primary substance. He was supposed to be an atheist and was ridiculed as such in the AUseers of Cratinus and the Clouds of Aristophanes.