he adjusts the lyre would desire or claim to exceed or go beyond a musician in the tightening and loosening the strings?
I do not think that he would.
But he would claim to exceed the non-musician?
Of course.
And what would you say of the physician? In prescribing meats and drinks would he wish to go beyond another physician or beyond the practice of medicine?
He would not.
But he would wish to go beyond the non-physician?
Yes.
The artist remains within the limits of his art: And about knowledge and ignorance in general; see whether you think that any man who has knowledge ever would wish to have the choice of saying or doing more than another man who has knowledge. Would he not rather say or do the same