Among these were Antisthenes the Cynic and Aristippus of Cyrene.
But they undoubtedly maintained the spirit of Antisthenes unimpaired and held an honourable place in Roman thought.
The Cynosarges, from earliest times a sanctuary of Heracles, later a celebrated gymnasium and the school of Antisthenes The Cyno- Cynic, has hitherto been generally supposed to on the eastern slope of Lycabettus; its situation, however, has been fixed by D6rpfeld at a point a little to the south of the Olympieum, on the left bank of the Ilissus.
Escape from this impasse, and among his Socratic contemporaries he seems to have singled out Antisthenes 4 as most in need of refutation.
Between Euclides and Antisthenes the Socratic induction and universal definition were alike discredited from the point of view of the Eleatic logic. It is with the other point of doctrine that Plato comes to grips, that which allows of a certainty or knowledge consisting in an analysis of a compound into simple elements themselves not known.
Doubtless, at the first founding of the school Zeno himself and Zeno's pupils were inspired with this hope; they emulated the Cynics Antisthenes and Diogenes, who never shrank out of modesty from the name and its responsibilities.
Amongst the Socratic schools, and canonized Antisthenes and Diogenes; while reverence for Socrates was the tie which united to them such an accomplished writer upon lighter ethical topics, as the versatile Persaeus, who, at the capital of Antigonus Gonatas, with hardly anything of the professional philosopher about him, reminds us of Xenophon, or even Prodicus.
In logic Antisthenes was troubled by the problem of the One and the Many.