Art is working back into life, to what we see and know… The day of photographers bearing no relation to life, which have to be left in untrodden galleries, is over.

Commercial Art, August 1931, pp. 67 – 69. [cited in: “Germany - The New Photography 1927 – 33’ (Documents and essays selected and edited by David Mellor), Arts Council of Great Britain, London 1978, p. 123]