Pay no attention to the criticism of men who have never themselves written a notable work.

Be not cheap or mediocre in desiring.

Technique is the test of sincerity.

Use no superfluous word, no adjective, which does not reveal something.

The what is so much more important than how.

Rhythm is form cut into time.

Almost any fool can paint an academy picture, and any imbecile can shoot off a Kodak.