Res Gestae

Then, after the city was burned (as has been told), Julian mounted a tribunal erected for the purpose and thanked the assembled army, urging them all to act in the same way in the future, and promised each man a hundred pieces of silver.[*](I.e. denarii. ) But when he perceived that the smallness of the promised sum

Behold the Persians, said he, abounding in wealth of every kind. The riches of this people can enrich you, if we show ourselves brave men of united purpose. But from endless resources (believe me, pray) the Roman empire has sunk to extremest want through those men who (to enrich themselves) have taught princes to buy peace from the barbarians with gold.[*](This had been done since Domitian’s time by all the emperors of his sort.)