No man is more unhappy than he who never faces adversity. For he is not permitted to prove himself.

Do you desire not to be angry? Be not inquisitive. He who inquires what is said of him only works out his own misery.

No action will be considered blameless, unless the will was so, for by the will the act was dictated.

If you wish another to keep your secret, first keep it to yourself.

Philosophy takes as her aim the state of happiness...she shows us what are real and what are only apparent evils. She strips men's minds of empty thinking, bestows a greatness that is solid and administers a check to greatness where it is puffed up and all an empty show; she sees that we are left no doubt about the difference between what is great and what is bloated.

There are a few men whom slavery holds fast, but there are many more who hold fast to slavery.

The mind is never right but when it is at peace within itself; the soul is in heaven even while it is in the flesh, if it be purged of its natural corruptions, and taken up with divine thoughts, and contemplations.