Opportunity beckons more surely when misfortune comes upon a person than it ever does when that person is riding the crest of a wave of success. It sharpens a person's wits, if that person will let it, enabling him or her to see more clearly and evaluate situations with a more knowledgeable judgment.

It is not he who gives abuse that affronts, but the view that we take of it as insulting; so that when one provokes you it is your own opinion which is provoking.

What is learned without pleasure is forgotten without remorse.

When men are unhappy, they do not imagine they can ever cease to be so; and when some calamity has fallen on them, they do not see how they can get rid of it. Nevertheless, both arrive; and the gods have ordered it so, in the end men seek it from the gods

Some things are in our control and others not. Things in our control are opinion, pursuit, desire, aversion, and, in a word, whatever are our own actions. Things not in our control are body, property, reputation, command, and, in one word, whatever are not our own actions.

Whoever then wishes to be free, let him neither wish for anything nor avoid anything which depends on others: if he does not observe this rule, he must be a slave.

I must die. I must be imprisoned. I must suffer exile. But must I die groaning? Must I whine as well? Can anyone hinder me from going into exile with a smile? The master threatens to chain me: what say you? Chain me? My leg you will chain--yes, but not my will--no, not even Zeus can conquer that.