There is nothing good or evil save in the will.
When you want to hear a philosopher, do not say, 'You say nothing to me'; only show yourself worthy or fit to hear, and then you will see how you will move the speaker.
We ought to flee the friendship of the wicked, and the enmity of the good.
Contentment, as it is a short road and pleasant, has great delight and little trouble.
No man is free who is not master of himself.
We have two ears and one mouth so that we can listen twice as much as we speak.