The most important part of education is right training in the nursery. The soul of the child in his play should be trained to that sort of excellence in which, when he grows to manhood, he will have to be perfected.

Any one who has common sense will remember that the bewilderments of the eyes are of two kinds, and arise from two causes, either from coming out of the light or from going into the light, which is true of the mind's eye, quite as much as of the bodily eye; and he who remembers this when he sees any one whose vision is perplexed and weak, will not be too ready to laugh; he will first ask whether that soul of man has come out of the brighter light, and is unable to see because unaccustomed to the dark, or having turned from darkness to the day is dazzled by excess of light.

I shall never alter my ways, not even if I have to die many times.

Wisest is he who knows what he does not know.

Music is the movement of sound to reach the soul for the education of its virtue.

For the poet is a light winged and holy thing, and there is no invention in him until he has been inspired and is out of his senses and the mind is no longer with him. When he has not attained this state he is powerless and unable to utter his oracles.

You cannot conceive the many without the one...The study of the unit is among those that lead the mind on and turn it to the vision of reality.