Everything - a horse, a vine - is created for some duty... For what task, then, were you yourself created?
Each thing is of like form from everlasting and comes round again in its cycle...
If you are pained by any external thing, it is not this that disturbs you, but your own judgment about it.
The only wealth which you will keep forever is the wealth you have given away.
Every instant of time... is a pinprick of eternity.
The happiness and unhappiness of the rational, social animal depends not on what he feels but on what he does; just as his virtue and vice consist not in feeling but in doing.