treated of natural philosophy in the same manner as Parmenides did, but had also perfected himself in an art of his own for refuting and silencing opponents in argument; as Timon of Phlius describes it,—
Also the two-edged tongue of mighty Zeno, who,
Say what one would, could argue it untrue.
But he that saw most of Pericles, and furnished him most especially with a weight and grandeur of sense, superior to all arts of popularity, and in general gave him his elevation and sublimity of purpose and of character, was Anaxagoras of Clazomenas; whom the men of those times called by the name of Nous, that is, mind, or intelligence, whether in admiration of the great and extraordinary gift he displayed for the science of nature, or because that he was the first of the philosophers who did not refer the first ordering of the world to fortune or chance, nor to necessity or compulsion, but to a pure, unadulterated intelligence, which in all other existing mixed and compound things acts as a principle of discrimination, and of combination of like with like.
For this man, Pericles entertained an extraordinary esteem and admiration, and, filling himself with this lofty, and, as they call it, up-in-the-air sort of thought, derived hence not merely, as was natural, elevation of purpose and dignity of language, raised far above the base and dishonest buffooneries of mob-eloquence, hut, besides this, a composure of countenance, and a serenity and calmness in all his movements, which no occurrence whilst he was speaking could disturb, a sustained and even tone of voice, and various other advantages of a similar kind, which produced the greatest effect on his hearers. Once, after being reviled and ill-spoken of all day long in his own hearing by some vile and abandoned fellow in
