Laughter is a bodily exercise, precious to Health

It is not easy for a person to do any great harm when his tenure of office is short, whereas long possession begets tyranny.

The intelligence consists not only in the knowledge but also in the skill to apply the knowledge into practice.

Neither by nature, then, nor contrary to nature do the virtues arise in us; rather we are adapted by nature to receive them, and are made perfect by habit.

Greatness of spirit is accompanied by simplicity and sincerity.

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.

And of course, the brain is not responsible for any of the sensations at all. The correct view is that the seat and source of sensation is the region of the heart.