The function of the photographer is to help people understand the world around them.
The question of naturalism is a fallacy, it does not exist... The photographic image replaces naturalistic experience.
A photograph is not merely a substitute for a glance. It is a sharpened vision. It is the revelation of new and important facts.
Aesthetics does not exist for the camera as an isolated entity. Aesthetics, in fact, is inseparable from the purpose of the photographer and the use he makes of his theme. When photography fails... it is usually because a false separation has been imposed on form and content.