If everything is classified then we are a nation of slaves, dumb and happy. Is that what we want. There are materials that have to be classified but it should be directly related to our nation security.
Really? Is that what this is about, "everything"? That's a pretty broad statement.
We're talking about documents that reflect confidential discussions between American foreign service officers, their subordinates and superiors as well as their conversations with their foreign colleagues to include leaders of foreign countries.
You can't see ANY possible reason why these conversations should stay out of the public domain?