As with other modern artists, his readings provided not an organized outlook but a kind of metaphysical hum that surrounded his mental operations. His thinking was truly systematic only when it dealt with achieving the reality of the art object as a "creation out of nothing," which was a common theme in New York art after the last war and the break with the European past.
p. 58, "Newman: Meaning in Abstract Art II" : On Barnett Newman - Art on the Edge, (1975)