A mental stain can neither be blotted out by the passage of time nor washed away by any waters. — Marcus Tullius Cicero Copy Share Image
The following passage is one of those cited by Copernicus himself in his preface to De Revolutionibus: "The Syracusan Hicetas, as Theophrastus… — Marcus Tullius Cicero Copy Share Image
If the oarsmen of a fast-moving ship suddenly cease to row, the suspension of the driving force of the oars doesn't prevent… — Marcus Tullius Cicero Copy Share Image
Laughing, laughing, laughing, laughing! It is the jester! A voice from the Void, to cheer poor Cicero! I accept your gift, dearest Night Mother.… — Marcus Tullius Cicero Copy Share Image
This is a proof of a well-trained mind, to rejoice in what is good and to grieve at the opposite. — Marcus Tullius Cicero Copy Share Image
Let art, then, imitate nature, find what she desires, and follow as she directs. For in invention nature is never last, education never first;… — Marcus Tullius Cicero Copy Share Image
“Gratitude is not only the greatest of virtues, but the parent of all others.” — Marcus Tullius Cicero Copy Share Image
Things sacred should not only be touched with the hands, but unviolated in thought. [Lat., Res sacros non modo manibus attingi, sed ne cogitatione… — Marcus Tullius Cicero Copy Share Image
Physicians, when the cause of disease is discovered, consider that the cure is discovered. — Marcus Tullius Cicero Copy Share Image
Nihil est incertius vulgo, nihil obscurius voluntate hominum, nihil fallacius ratione tota comitiorum. (Nothing is more unpredictable than the mob, nothing more obscure than… — Marcus Tullius Cicero Copy Share Image
The foundations of justice are that on one shall suffer wrong; then, that the public good be promoted. — Marcus Tullius Cicero Copy Share Image
Friendship embraces innumerable ends; turn where you will it is ever at your side; no barrier shuts it out; it is never untimely and… — Marcus Tullius Cicero Copy Share Image
![“Things sacred should not only be touched with the hands, but unviolated in thought. [Lat., Res sacros non modo manibus attingi, sed ne cogitatione quidem violari fas fuit.]” quote by Marcus Tullius Cicero](https://sms4smile.com/quotes/img-quotes/deb/marcus-tullius-cicero-157_hands_things-sacred-should-not-only-be-touched_11960.jpg)
