Rhythm of the phrase.—some way back, i used a word which still awaits an application. each phrase, i said, was to be comely; but what is a comely phrase? in all ideal and material points, literature, being a representative art, must look for analogies to painting and the like; but in what is technical and executive, being a temporal art, it must seek for them in music. each phrase of each sentence, like an air or a recitative in music, should be so artfully compounded out of long and short, out of accented and unaccented, as to gratify the sensual ear. and of this the ear is the sole judge. it is impossible to lay down laws.

how does the author's syntax in this paragraph mirror his message?

the author is trying to demonstrate that most writing uses too many words.
the author is trying to demonstrate the effect of long sentences and short ones.
the author is trying to demonstrate that most writing uses too few words.
the author is trying to demonstrate that writing a book can be complicated.