“To photograph is to hold one’s breath, when all faculties converge to capture fleeting reality. It’s at that precise moment that mastering an image becomes a great physical and intellectual joy.” – Henri Cartier-Bresson
I think that is why we do it. To stop time, however briefly, while that light is registering on silver film or digital sensors. The light is writing history, it is recording a moment in time. Not every moment is worthy of history, and not every moment is beautiful or even interesting, but I know that I am looking every moment for one that is.