Today I have got out of all trouble, or rather I have cast out all trouble, for it was not outside, but within and in my opinions.

Labor not as one who is wretched, nor yet as one who would be pitied or admired; but direct your will to one thing only: to act or not to act as social reason requires.

If you are able, correct by teaching those who do wrong; but if you cannot, remember that indulgence is given to you for this purpose.

He who does wrong does wrong against himself. He who acts unjustly acts unjustly to himself, because he makes himself bad.

Our fear of pain and our desire for pleasure sometimes lead to injustice. Let that not be the case.

Marcus Aurelius thinks injustice is a type of impiety against the cosmos. Modern Stoics have updated the concept, since we don't believe the universe to be a sentient living being.

From a Stoic point of view, there is absolutely nothing more important in life than to exercise our virtue in order to help our fellow brothers and sisters of the human cosmopolis.

The wise person will not pity others, but will help them and be of service to them, seeing that he is born to be a help to all people and a public benefit.

Seneca details the characteristics of the ideal ruler. We should look for the same in the people who govern us. And in ourselves.