I speak not, here, of what relates to the arts, which have such distinction inherent in them, that time can give or take from them but little of the glory which they merit of themselves. I speak of the lives and manners of men, touching which the grounds for judging are not so clear.
I repeat, then, that it is true that this habit of blaming and praising obtains, but not always true that it is wrong applied. For sometimes it will happen that this judgment is just; because, as human affairs are in constant movement, it must be that they either rise or fall. Wherefore, we may see a city or province furnished with free institutions by some great and wise founder, flourish for a while through his merits, and advance steadily on the path of improvement. Anyone born therein at that time would be in the wrong to praise the past more than the present, and his error would be occasioned by the causes already noticed. But anyone born afterwards in that city or province when the time has come for it to fall away from its former felicity, would not be mistaken in praising the past.
When I consider how this happens, I am persuaded that the world, remaining continually the same, has in it a constant quantity of good and evil; but that this good and this evil shift about from one country to another, as we know that in ancient times empire shifted from one nation to another, according as the manners of these nations changed, the world, as a whole, continuing as before, and the only difference being that, whereas at first Assyria was made the seat of its excellence, this was afterwards placed in Media, then in Persia, until at last it was transferred to Italy and Rome. And although after the Roman Empire, none has followed which has endured, or in which the world has centred its whole excellence, we nevertheless find that excellence diffused among many valiant nations,