It would be mistaken to suppose that any of the best photography is come at by intellection; it is like all art, essentially the result of an intuitive process, drawing on all that the artist is rather than on anything he thinks, far less theorizes about.
In the street: chalk drawings and messages, New York City, 1938-1948 (ed. Duke Univ Pr, 1987) - ISBN: 9780822307280