youth, or fraud, or violence, annulled the obligation, or excused the performance, of an inconvenient contract. A jurisdiction thus vague and arbitrary was exposed to the most dangerous abuse: the substance, as well as the form, of justice were often sacrificed to the prejudices of virtue, the bias of laudable affection, and the grosser seductions of interest or resentment. But the errors or vices of each prætor expired with his annual office; such maxims alone as had been approved by reason and practice were copied by succeeding judges; the rule of proceeding was defined by the solution of new cases; and the temptations of injustice were removed by the Cornelian law, which compelled the prætor of the year to adhere to the spirit and letter of his first proclamation. It was reserved for the curiosity and learning of Adrian, to accomplish the design which had been conceived by the genius of Cæsar; and the prætorship of Salvius Julian, an eminent lawyer, was immortalized by the composition of the Perpetual Edict. This well-digested code was ratified by the emperor and the senate; the long divorce of law and equity was at length reconciled; and, instead of the Twelve Tables, the perpetual edict was fixed as the invariable standard of civil jurisprudence. From Augustus to Trajan, the modest Cæsars were content to promulgate their edicts in the various characters of a Roman magistrate; and, in the decrees of the senate, the _epistles_ and _orations_ of the prince were respectfully inserted. Adrian appears to have been the first who assumed, without disguise, the plenitude of legislative power. And this innovation, so agreeable to his active mind, was countenanced by the patience of the times, and his long absence from the seat of government. The same policy was embraced by succeeding monarchs, and, according to