„There is a reciprocal action between the work of art and the viewer. The river changes the work of art and criticism can also change the artist... There are so many ideas afloat; any of them could have triggered the work of art. It is impossible to determine exactly if the idea has been transmitted by the critic, or if the work itself has determined its outcome..“
— Anselm Kiefer German painter and sculptor 1945
Structures are no longer valid', in "Ein Gespräch..."