One thing only I know, and that is that I know nothing.
Wisdom is knowing you know nothing
Now the hour to part has come. I go to die, you go to live. Which of us goes to the better lot is known to no one, except the god.
As for me, all I know is that I know nothing, for when I don't know what justice is, I'll hardly know whether it is a kind of virtue or not, or whether a person who has it is happy or unhappy.
The only thing I know is that I know nothing
An unconsidered life is not one worth living.
True knowledge exists in knowing that you know nothing.
How many things can I do without?
My plainness of speech makes them hate me, and what is their hatred but a
proof that I am speaking the truth.
Wealth does not bring goodness, but goodness brings wealth and every other blessing, both to the individual and to the state
Such as thy words are such will thine affections be esteemed and such as thine affections will be thy deeds and such as thy deeds will be thy life ...
Wealth does not bring about excellence, but excellence makes wealth and everything else good for men, both individually and collectively.
A system of morality which is based on relative emotional values is a mere illusion, a thoroughly vulgar conception which has nothing sound in it and nothing true.
As to marriage or celibacy, let a man take which course he will, he will be sure to repent.
Beauty is a short-lived tyranny
Be true to thine own self
Are you not ashamed of caring so much for the making of money and for fame and prestige, when you neither think nor care about wisdom and truth and the improvement of your soul?
May the inward and outward man be as one.
To know thyself is the beginning of wisdom.
Are you not ashamed of heaping up the greatest
amount of money and honour and reputation,
and caring so little about wisdom and
truth and the greatest improvement of the soul?