It is a shallow criticism ...

It is a shallow criticism that would define poetry as confined to literary productions in rhyme and meter rhythm. The written poem is only poetry talking, and the statue, the picture, and the musical composition are poetry acting. Milton and Goethe, at their desks, were not more truly poets than Phidias with his chisel, Raphael at his easel, or deaf Beethoven bending over his piano, inventing and producing strains, which he himself could never hope to hear.
It is a shallow criticism that would define poetry as confined to literary productions in rhyme and meter rhythm. The written poem is only poetry talking, and the statue, the picture, and the musical composition are poetry acting. Milton and Goethe, at their desks, were not more truly poets than Phidias with his chisel, Raphael at his easel, or deaf Beethoven bending over his piano, inventing and producing strains, which he himself could never hope to hear.

Quotes from the same author

Sunshine is delicious, rain is refreshing, wind braces us up, snow is exhilarating; there is really no such thing as bad weather, only different kinds of good weather.
Quality is never an accident; it is always the result of intelligent effort.
Give me some mud off a city crossing, some ochre out of a gravel pit and a little whitening and some coal dust and I will paint you a luminous picture if you give me time to gradate my mud and subdue my dust.
Conceit may puff a man up, but never prop him up.
My mother's influence in molding my character was conspicuous. She forced me to learn daily long chapters of the Bible by heart. To that discipline and patient, accurate resolve I owe not only much of my general power of taking pains, but of the best part of my taste for literature.