Simultaneously Megarian commerce in Sicily began to be supplanted by Corinth and Corcyra.
It is not quite easy to see why he abandoned this successful policy in order to hasten on a war with Sparta, and neither the Corcyrean alliance nor the Megarian decree seems justified by the facts as known to us, though commercial motives may have played a part which we cannot now gauge.
It was founded by a Megarian colony, which soon subjugated the native Mariandynians and extended its power over a considerable territory.
Like the rest of the Megarian school he revelled in verbal quibbles, proving that motion and existence are impossible.
Apart from these verbal gymnastics, Diodorus did not differ from the Megarian school.