Of all the things which wisdom acquires to produce the blessedness of the complete life, for the greatest is the possession of friendship.

Epicurus

Epicurus

Profession: Philosopher
Nationality: Greek

Some suggestions for you :

Justice is a contract of expediency entered upon to prevent men harming or being harmed.

Accustom yourself to believe that death is nothing to us, for good and evil imply awareness, and death is the privation of all awareness; therefore a right understanding that death is nothing to us makes the mortality of life enjoyable, not by adding to life an unlimited time, but by taking away the yearning after immortality.

All friendship is desirable in itself, though it starts from the need of help.

Let no one be slow to seek wisdom when he is young nor weary in the search of it when he has grown old. For no age is too early or too late for the health of the soul.

Haec ego non multis (scribo), sed tibi: satis enim magnum alter alteri theatrum sumus. I am writing this not to many, but to you: certainly we are a great enough audience for each other.

If the gods listened to the prayers of men, all men would quickly have perished: for they are forever praying for evil against one another.

We do not so much need the help of our friends as the confidence of their help when in need.

There is no such thing as justice in the abstract; it is merely a compact between men.

The wealth required by nature is limited and is easy to procure; but the wealth required by vain ideals extends to infinity.

We need to set our affections on one good man and keep him constantly before our eyes, so that we may live as if he were watching us and do everything as if he saw what we were doing.

I never desired to please the rabble. What pleased them, I did not learn; and what I knew was far removed from their understanding.

He who is calm disturbs neither himself nor others.

The conquest of fear, especially fear of unaccountable divine beings who meddle in nature at will, means a reduction in the sum total of human pain and suffering and opens the door to the calm acceptance of a new picture of the world—a world in which nature is autonomous and where there are ideal beings who never meddle.

When you die, your mind will be gone even faster than your body.