20
For indeed, being of noble stock and having minds as noble, the ancestors of those who lie here achieved many noble and admirable things; but ever memorable and mighty are the trophies that their descendants have everywhere left behind them owing to their valor. For they alone risked their all in defending the whole of Greece against many myriads of the barbarians.
21
For the King of Asia, not content with the wealth that he had already, but hoping to enslave Europe as well, dispatched an army of five hundred thousand. These, supposing that, if they obtained the willing friendship of this city or overwhelmed its resistance, they would easily dominate the rest of the Greeks, landed at Marathon, thinking that we should be most destitute of allies if they made their venture at a moment when Greece was in dissension as to the best means of repelling the invaders.
22
Besides, from the former actions of our city they had conceived a particular opinion of her: they thought that if they attacked another city first, they would be at war with it and Athens as well, for she would be zealous in coming to succor her injured neighbors; but if they made their way here first, no Greeks elsewhere would dare attempt the deliverance of others, and for their sake incur the open hostility of the foreigners.