This mechanical element, which one is sorry to see disappear from the screen, and which one is impatient to see again, is discreet; it appears only at intervals, and far off, like a spotlight that flashes on in a long, intermittent, harrowing drama of totally uncompromising realism. The plastic event is non-the less there and seems to me be laden with consequences both in itself and for the future.

On the filming of Abel Gance's La Roue, 1922. In: Fernand Léger - The Later Years -, catalogue edited by Nicolas Serota, published by the Trustees of the Whitechapel Art gallery, London, Prestel Verlag, 1988, p. 21