Se o que separa os homens da injustiça fosse somente o castigo e não a Natureza, os maus não sentiriam preocupação alguma, tão logo desaparecesse o t… - Cicero

Though, even if there were no such great advantage to be reaped from it, and if it were only pleasure that is sought from these studies, still I imagine you would consider it a most reasonable and liberal employment of the mind: for other occupations are not suited to every time, nor to every age or place; but these studies are the food of youth, the delight of old age; the ornament of prosperity, the refuge and comfort of adversity; a delight at home, and no hindrance abroad; they are companions by night, and in travel, and in the country.

Although in one point the circumstances of foreign triumph are better than those of domestic victory; because foreign enemies, either if they be crushed become one's servants, or if they be received into the state, think themselves bound to us by obligations; but those of the number of citizens who become depraved by madness and once begin to be enemies to their country, — those men, when you have defeated their attempts to injure the republic, you can neither restrain by force nor conciliate by kindness.

The following three quotes are sometimes wrongly attributed to Cicero. In fact, they come from a novel about Cicero by Taylor Caldwell, and are not found in any of Cicero's actual writings.