Wealth consists not in having great possessions, but in having few wants.

If virtue promises happiness, prosperity and peace, then progress in virtue is progress in each of these for to whatever point the perfection of anything brings us, progress is always an approach toward it.

We ought to flee the friendship of the wicked, and the enmity of the good.

You may fetter my leg, but Zeus himself cannot get the better of my free will.

Be not diverted from your duty by any idle reflections the silly world may make upon you, for their censures are not in your power and should not be at all your concerns.

What disturbs and alarms man are not the things, but his opinions and fancies about the things.

The greater the difficulty the more glory in surmounting it. Skillful pilots gain their reputation from storms and tempests.