Try to live the life of the good man who is more than content with what is allocated to him.

Remember that to change your mind and follow him who sets you right is to be none the less free than you were before.

If this is neither my own badness, nor an effect of my own badness, and the common weal is not injured, why am I troubled about it? And what is the harm to the common weal?

From Apollonius I learned freedom of will and undeviating steadiness of purpose; and to look to nothing else, not even for a moment, except to reason; and to be always the same, in sharp pains, on the occasion of the loss of a child, and in long illness.

...the infallible man does not exist.

When men hate or blame you, or say hurtful things about you, look deeply into their hearts and see what kind of men they are. You'll see how unnecessary it is to strain after their good opinion. Yet you must still think kindly of them. they are your neighbors. The gods help them as they do you, by dreams and oracles, to win their hearts' desires.

Take away the complaint, 'I have been harmed,' and the harm is taken away.