Democritus said, words are but the shadows of actions.

Alexander esteemed it more kingly to govern himself than to conquer his enemies.

Wickedness frames the engines of her own torment. She is a wonderful artisan of a miserable life.

Forgetfulness transforms every occurrence into a non-occurrence.

Themistocles replied that a man's discourse was like to a rich Persian carpet, the beautiful figures and patterns of which can only be shown by spreading and extending it out; when it is contracted and folded up, they are obscured and lost.

Authority and place demonstrate and try the tempers of men, by moving every passion and discovering every frailty.

This excerpt is presented as reproduced by Copernicus in the preface to De Revolutionibus: "Some think that the earth remains at rest. But Philolaus the Pythagorean believes that, like the sun and moon, it revolves around the fire in an oblique circle. Heraclides of Pontus and Ecphantus the Pythagorean make the earth move, not in a progressive motion, but like a wheel in rotation from west to east around its own center."