The movement of abstract art... bears within itself at almost every point the mark of the changing material and psychological conditions surrounding …

- Meyer Schapiro

Nature and abstract forms are both materials for art, and the choice of one or the other flows from historically changing interests.

- Meyer Schapiro

Style is, above all, a system of forms with a quality and a meaningful expression through which the personality of the artist andthe broad outlook of…

- Meyer Schapiro