If a disordered desk signifies a disordered mind, what does an empty desk signify?

Don't take this too seriously. It's just a bit of fun.
William F. Buckley's Desk...



And Nat Hentoff's Desk...


And Albert Einstein's Desk...


And Barack Obama's Desk...
Have a better caption than the one I put in the title? Add it to the comments, please.