An alternate reality, in which people's physical size is directly proportional to their level of intelligence is the 11th Subnormality comic.
Plot Summary Edit
In an alternate reality in which people's physical size is directly proportional to their level of intelligence, George W. Bush is discovered under an electron microscope.
Lab employee: Dr Chen, can you spare a minute? There's something you should see...
Group of nerds: Hey chaps - get a load of the jock!
Jock: Duh, hey, I don't want no trouble fellers!
Lady "Ouch!! Damn hummers!
- beep beep*
Lab employee: We found something interesting under the electron microscope at maximum magnification!
Lab employee 2: Tell us what you think!
Dr. Chen: Alright, let's have a look...
President Bush: Uh, you atoms are emboldening the terrorists!
Dr. Chen: What do you suppose are all those tiny dots around his ankles?
Lab employee 2: We think they're the people who voted for him.