There was a sense of all the things that go on on the street, particularly in New York, that you are just completely unaware of, that that conversation could be happening at any time. I loved the instability of the camera. It's just an unstable world.
It takes a lot of imagination to be a good photographer. You need less imagination to be a painter because you can invent things. But in photography everything is so ordinary; it takes a lot of looking before you learn to see the extraordinary.