There is not the least reason to suppose that gold was become more scarce; it is therefore evident that silver was grown more common; that whatever might be the amount of the Indian and Arabian exports, they were far from exhausting the wealth of the Roman world; and that the produce of the mines abundantly supplied the demands of commerce.
Notwithstanding the propensity of mankind to exalt the past, and to depreciate the present, the tranquil and prosperous state of the empire was warmly felt, and honestly confessed, by the provincials as well as Romans.

"They acknowledged that the true principles of social life, laws, agriculture, and science, which had been first invented by the wisdom of Athens, were now firmly established by the power of Rome, under whose auspicious influence the fiercest barbarians were united by an equal government and common language.

They affirm, that with the improvement of arts, the human species were visibly multiplied.

They celebrate the increasing splendor of the cities, the beautiful face of the country, cultivated and adorned like an immense garden; and the long festival of peace which was enjoyed by so many nations, forgetful of the ancient animosities, and delivered from the apprehension of future danger." Whatever suspicions may be suggested by the air of rhetoric and declamation, which seems to prevail in these passages, the substance of them is perfectly agreeable to historic truth.
It was scarcely possible that the eyes of contemporaries should discover in the public felicity the latent causes of decay and corruption.

This long peace, and the uniform government of the Romans, introduced a slow and secret poison into the vitals of the empire.