Thus then a single harmony orders the composition of the whole...by the mingling of the most contrary principles.

All friendly feelings toward others come from the friendly feelings a person has for himself.

Peace is more difficult than war.

What soon grows old? Gratitude.

These two rational faculties may be designated the Scientific Faculty and the Calculative Faculty respectively; since calculation is the same as deliberation, and deliberation is never exercised about things that are invariable, so that the Calculative Faculty is a separate part of the rational half of the soul.

A king ruleth as he ought, a tyrant as he lists, a king to the profit of all, a tyrant only to please a few.

We must not feel a childish disgust at the investigations of the meaner animals. For there is something marvelous in all natural things.