"For the female is more compassionate than the male, and more easily moved to tears, and more jealous, and more querulous, and more apt to scold and to strike."

"The female is also more given to idleness and more lazy, and more prone to sleep."

"The art of war is natural."

"A young man is not a proper hearer of lectures on moral philosophy, for he is inexperienced in the actions that occur in life, and since he tends to follow his passions, his study will be vain and unp…"

"All human actions have one or more of these seven causes: chance, nature, compulsion, habit, reason, passion, and desire."