Thus in the beginning the world was so made that certain signs come before certain events.
Marcus Tullius CiceroIt is not enough merely possess virtue, as if it were an art; it should be practiced.
Marcus Tullius CiceroTo be ignorant of what occurred before you were born is to remain always a child. For what is the worth of human life, unless it is woven into the life of our ancestors by the records of history?
Marcus Tullius CiceroA careful physician . . . before he attempts to administer a remedy to his patient, must investigate not only the malady of the man he wishes to cure, but also his habits when in health, and his physical constitution.
Marcus Tullius Cicero