One who is injured ought not to return the injury, for on no account can it be right to do an injustice.
An education obtained with money is worse than no education at all.
It is never right to do wrong or to requite wrong with wrong, or when we suffer evil to defend ourselves by doing evil in return.
Be of good cheer about death and know this as a truth, that no evil can happen to a good man, either in life or after death.
The envious person grows lean with the fatness of their neighbor.
In childhood be modest, in youth temperate, in adulthood just, and in old age prudent.
See one promontory, one mountain, one sea, one river and see all.
Nothing is to be preferred before justice.
Fellow citizens, why do you burn and scrape every stone to gather wealth and take so little care of your children to whom you must one day relinquish all?
The perfect human being is all human beings put together, it is a collective, it is all of us together that make perfection.
Where there is reverence there is fear, but there is not reverence everywhere that there is fear, because fear presumably has a wider extension than reverence.
The years wrinkle our skin, but lack of enthusiasm wrinkles our soul.
All men’s souls are immortal, but the souls of the righteous are immortal and divine.
Envy is the ulcer of the soul.
It is not difficult to avoid death. It is much more difficult to avoid wickedness, for it runs faster than death.
The Delphic Oracle said that I was the wisest of all the Greeks. It is because I alone of all the Greeks know that I know nothing.
Whenever, therefore, people are deceived and form opinions wide of the truth, it is clear that the error has slid into their minds through the medium of certain resemblances to that truth.
When you want success as badly as you want the air, then you will get it. There is no other secret of success.
It is a disgrace to grow old through sheer carelessness before seeing what manner of man you may become by developing your bodily strength and beauty to their highest limit.
Beauty is a short-lived tyranny.