Philo Judaeus Legatio Ad Gaium 144

[144] for the islands were in a state of war against the continents, and the continents were contending with the islands for the pre-eminence in honour, each having for their leaders and champions the most powerful and eminent of the Romans who were in office. And then again, great sections of Asia were contending against Europe, and Europe against Asia, for the chief power and dominion; ¹ the European and Asiatic nations rising up from the extremities of the earth, and waging terrible wars against one another over all the earth, and over every sea, with enormous armaments, so that very nearly the whole race of mankind would have been destroyed by mutual slaughter and made utterly to disappear, if it had not been ² for one man and leader, Augustus, by whose means they were brought to a better state, and therefore we may justly call him the averter of evil.