Act your part with honor.

When a man is proud because he can understand and explain the writings of Chrysippus, say to yourself, 'if Chrysippus had not written obscurely, this man would have had nothing to be proud of.'

And have you not received faculties which will enable you to bear all that happens to you? Have you not received greatness of spirit? Have you not received courage? Have you not received endurance?

To live a life of virtue, match up your thoughts, words, and deeds.

It is better to die of hunger having lived without grief and fear, than to live with a troubled spirit, amid abundance

The cause of all human evils is the not being able to apply general principles to special cases.

In a word, neither death, nor exile, nor pain, nor anything of this kind is the real cause of our doing or not doing any action, but our inward opinions and principles.