Knavery is the best defense against a knave.

The crowns of kings do not prevent those who wear them from being tormented sometimes by violent headaches.

We rich men count our felicity and happiness to lie in these superfluities, and not in those necessary things.

For the correct analogy for the mind is not a vessel that needs filling, but wood that needs igniting.

As small letters hurt the sight, so do small matters him that is too much intent upon them; they vex and stir up anger, which begets an evil habit in him in reference to greater affairs.

And Archimedes, as he was washing, thought of a manner of computing the proportion of gold in King Hiero's crown by seeing the water flowing over the bathing-stool. He leaped up as one possessed or inspired, crying, "I have found it! Eureka!".

But being overborne with numbers, and nobody daring to face about, stretching out his hands to heaven, [Romulus] prayed to Jupiter to stop the army, and not to neglect but maintain the Roman cause, now in extreme danger. The prayer was no sooner made, than shame and respect for their king checked many; the fears of the fugitives changed suddenly into confidence.