The real world is in a much darker and deeper place than this, and most of it is occupied by jellyfish and things. We just happen to to forget all that. Don't you agree? Two-thirds of earth's surface is ocean, and all we can see with the naked eye is the surface: the skin.
A photograph of a woman crying tells me nothing about grief. Or a photograph of a woman ecstatic tells me nothing about ecstasy. What is the nature of these emotions? The problem with photography is that it only deals with appearances.