"Color tends to corrupt photography and absolute color corrupts absolutely." -- Walker Evans
"In photography, you always have both the medium and the depicted subject at the same time." -- Thomas Ruff
In Ruff's work, the image is a very particular thing. I especially like his over-enlarged internet Jpegs. His more recent work has wandered into CG and crypto-photograms, a process that creates an image of imagery, where the "true" object, placed on photo paper, is itself replaced by an ephemeral concept, a mental image of an optical image. So meta.
The crisis of "thingness" in photography is at once at the root of many of its greatest strengths and weaknesses, as pointed out by painter Gerhard Richter:
P1020027, March 2009
"Representation of the world like the world itself is the work of men, they describe it from their point of view which they confuse with absolute truth." - Simone de Beauvoir