But the desire of obtaining the advantages, and of escaping the burdens, of political society, is a perpetual and inexhaustible source of discord.

The knowledge that is suited to our situation and powers, the whole compass of moral, natural, and mathematical science, was neglected by the new Platonists; whilst they exhausted their strength in the verbal disputes of metaphysics, attempted to explore the secrets of the invisible world, and studied to reconcile Aristotle with Plato, on subjects of which both these philosophers were as ignorant as the rest of mankind.

The union of the Roman empire was dissolved; its genius was humbled in the dust; and armies of unknown barbarians, issuing from the frozen regions of the North, had established their victorious reign over the fairest provinces of Europe and Africa.

So long as mankind shall continue to lavish more praise upon its destroyers than upon its benefactors war shall remain the chief pursuit of ambitious minds.

The most successful of the Tartar princes assumed the military command, to which he was entitled by the superiority either of merit or of power. He was raised to the throne by the acclamations of his equals; and the title of Khan expresses, in the language of the North of Asia, the full extent of the regal dignity. The right of hereditary succession was long confined to the blood of the founder of the monarchy; and at this moment all the Khans, who reign from Crimea to the wall of China, are the lineal descendants of the renowned Zingis.

The first and indispensable requisite of happiness is a clear conscience.

The frequent repetition of miracles serves to provoke, where it does not subdue, the reason of mankind.