Education in music is most sovereign because more than anything else rhythm and harmony find their way to the innermost soul and take strongest hold upon it
... for this discovery of yours will create forgetfulness in the learners' souls, because they will not use their memories; they will trust to the external written characters and not remember of themselves.
No one punishes the evil-doer under the notion, or for the reason, that he has done wrong -- only the unreasonable fury of a beast acts in that way. But he who desires to inflict rational punishment does not retaliate for a past wrong, for that which is done cannot be undone, but he has regard to the future, and is desirous that the man who is punished, and he who sees him punished, may be deterred from doing wrong again.
... Societies aren t made of sticks and stones, but of men whose individual characters, by turning the scale one way or another, determine the direction of the whole.