Aristotle, Young men err in everything by excess and vehemence, contrary to the precept of Chilon; they do all things too much, since they love and hate too much, and likewise in everything else. They fancy and insist that they know all things, and this is why they overdo everything.

Chilon, Nothing in excess

Democritus, Everywhere man blames nature and fate, yet his fate is mostly but the echo of his character and passions, his mistakes and weaknesses

Democritus, Happiness resides not in possessions and not in gold, the felling of happiness dwells in the soul

Epictetus, Men are not worried by things, but by their ideas about things. When we meet with difficulties, become anxious or troubled, let us not blame others, but rather ourselves, that is, our ideas about things.

Epictetus, One must not tie a ship to a single anchor, nor life to a single hope

Epictetus, Remember that you are only an actor in a play, which the manager directs

Epicurus, If you live according to nature, you will never be poor; but if according to opinions, you will never be rich. Nature demands little, opinion a great deal.

Epicurus, Live today, forget the cares of the past

Epicurus, One is rich not through one’s possessions, but through that which can can with dignity do without

Euripides, from The Children of Hercules, though I was rid of Hercules, I knew I was hated by his children, and the feud would continue, so I left no stone unturned to find the scorpions underneath; I plotted oto kill or banish them, to assure my safety.

Euripides, He who submits to fate without complaint is wise

Hecaton of Rhodes, I will reveal to you a love potion, without medicine, without herbs, without any witch’s magic; if you want to be loved, then love

Heraclitus, It is not good for all your wishes to be fulfilled: through sickness you recognize the value of health , through evil the value of good, through hunger satisfaction, through exertion, the value of rest

Homer, Bear patiently, my heart - for you have suffered heavier things

Menander, He only lives, who living enjoys life

Plato, If man is moderated and contented, then even age is no burden; if he is not, then even youth is full of cares

Plutarch, A pleasant and happy life does not come form external things: man draws from within himself, as from a spring , pleasure and joy

Pythagoras, If you have a wounded heart, touch it as little as you would an injured eye. There are only two remedies for the suffering of the soul: hope and patience

Socrates, All I know is that I know nothing

Socrates, In the world of knowledge the idea of the good appears last of all, and is seen only with effort

Socrates, Look death in the face with joyful hope, and consider this a lasting truth: the righteous man has nothing to fear, neither in life, nor in death, and the gods will not forsake him.

Socrates, Remember, no human condition is ever permanent: then you will not be overjoyed in good fortune, not too sorrowful in misfortune

Socrates, The unexamined life is not worth living

Sophocles, Every man will fall, though born a man, proudly presumes to be a superman

Sophocles, from Oedipus the King, Then I Oedipus, presented myself, who was ignorant; I consulted no augur, but by a simple effort of reflection silenced the Sphinx

Sopocles, As god disposes man laughs or weeps

Thales (Socrates cites the Seven Sages of Greece in Plato’s Protagoras), Know thyself

Thrasymachus, I proclaim that justice is nothing else that the interest of the stronger