The authors who affect contempt for a name in the world put their names to the books which they invite the world to read.
Marcus Tullius CiceroThe authority of those who teach is often an obstacle to those who want to learn.
Marcus Tullius CiceroA mental stain can neither be blotted out by the passage of time nor washed away by any waters.
Marcus Tullius CiceroIt was fear that was then making you a good citizen, which is never a lasting teacher of duty.
Marcus Tullius Cicero