Nope, I have a few. They're a satire of the "Inspirational" posters out there. Personally, these inspire me more than the insipid "the guy on top the mountain didn't just fall there" and its ilk.
I have a homebrew despair-style "demotivational" pic I ran across on the web, don't remember where it is from (might have been a photoshop contest on Fark long ago).
"Teamwork By working together we can accomplish so much more"
Beneath a big propaganda picture of a big Nazi march from the 30's.