what Is closely associated with Alfred Stieglitz's assertion that for photography to be an art it should be true to its own nature?

Alfred Stieglitz asserted that Photography should embrace its inherent qualities, such as capturing light and reality, rather than imitating other art forms like painting. He believed that photography's strength lies in its ability to document the world authentically and evoke emotions through its unique perspective. This philosophy emphasized the importance of direct experience and the photographer's vision, advocating for photography as a legitimate art form in its own right.