The human heart becomes softened by hearing of instances of gentleness and consideration.

Reason speaks and feeling bites

The belly has no ears.

Children ought to be led to honorable practices by means of encouragement and reasoning, and most certainly not by blows and ill treatment.

Do not speak of your happiness to one less fortunate than yourself.

The man who first brought ruin upon the Roman people was he who pampered them by largesses and amusements.

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."