“The soul is the captain and ruler of the life of morals.”

Everything destroyed is either resolved into the elements from which it came, or else vanishes into not-being. If things are resolved into the elements from which they came, then there will be others: else how did they come into being at all?

Fortune rules in all things, and advances and depresses things more out of her own will than right and justice.

Prosperity tries the souls even of the wise.

All those who offer an opinion on any doubtful point should first clear their minds of every sentiment of dislike, friendship, anger or pity.

The higher your station, the less your liberty.

The glory of riches and of beauty is frail and transitory; virtue remains bright and eternal.

Sovereignty is easily preserved by the very arts by which it was originally created. When, however, energy has given place to indifference, and temperance and justice to passion and arrogance, then as the morals change so changes fortune.

The fame which is based on wealth or beauty is a frail and fleeting thing; but virtue shines for ages with undiminished lustre.

In my own case, who have spent my whole life in the practice of virtue, right conduct from habitual has become natural.

All persons who are enthusiastic that they should transcend the other animals ought to strive with the utmost effort not to pass through a life of silence, like cattle, which nature has fashioned to be prone and obedient to their stomachs.

Greedy for the property of others, extravagant with his own

Everything rises but to fall, and increases but to decay.

No man underestimates the wrongs he suffers; many take them more seriously than is right.

Neither the army nor the treasury, but friends, are the true supports of the throne; for friends cannot be collected by force of arms, nor purchased with money; they are the offspring of kindness and sincerity.

The Romans assisted their allies and friends, and acquired friendships by giving rather than receiving kindness.

For men who had easily endured hardship, danger and difficult uncertainty, leisure and riches, though in some ways desirable, proved burdensome and a source of grief.