and to improve human life. The difference of atmosphere between the sophists of the Periclean circle and the ordinary backward Attic farmer must have been visible to every observer. If more evidence of the great gulf was needed, it was supplied emphatically enough in the experience of Euripides. He was himself prosecuted by Cleon, the demagogue, for "impiety." The same charge had been levelled even against his far less destructive predecessor, Aeschylus. Of these three special friends whom we have mentioned, Euripides did not live to see Socrates condemned to death and executed. But he saw Anaxagoras, in spite of the protection of Pericles, accused of "impiety" and compelled to fly for his life. He saw Protagoras, for the book which he had read aloud in Euripides' own house, prosecuted and condemned. The book was publicly burned; the author escaped, it is said, only to be drowned at sea, a signal mark in the eyes of the orthodox of how the gods regarded such philosophy.
Thought was no doubt freer in ancient Athens than in any other city within two thousand years of it. Those who suffered for religious advance are exceedingly few. But it was not in human nature, especially in such
