The acquisition of riches has been for many men, not an end, but a change, of troubles.
Let no young man delay the study of philosophy, and let no old man become weary of it; for it is never too early nor too late to care for the well-being of the soul.
Do not spoil what you have by desiring what you have not.
As if they were our own handiwork we place a high value on our characters.
If you would enjoy real freedom, you must be the slave of Philosophy.
We must, therefore, pursue the things that make for happiness, seeing that when happiness is present, we have everything; but when it is absent, we do everything to possess it.