In a foreign country it is far from easy to study a scene at length when you know that at any minute someone may appear and ask what you are doing and that you can't answer, and you haven't many references, and you don't know the law. Neither is it easy to find and know the subjects for portraits or comfortable to make such picture when you cannot apply an anesthesia of small talk.

Paul Strand: essays on his life and work (ed. 1990)