Gary Chalmers, aka Superintent Chalmers, aka Super Nintendo Chalmers by Ralph Wiggum, is Principal Skinner's boss on The Simpsons.  Chalmers is definitely one of the most normal characters on the show and despises the incompetence all around him.

Superintendent Chalmers Quotes

Ralph: What's a battle?
Principal Skinner: Hahahaha, lets go.
Superintendent Chalmers: Did that boy say what's a battle?
Principal Skinner: No he said What's that rattle, it's about the heating duct.
Superintendent Chalmers: Hmm, it sounded like battle.
Principal Skinner: I've had a cold, so--
Superintendent Chalmers: Oh so you hear r's as b's?

Principal Skinner: May I interest you in a jello brick, sir? There's a grape in the center.
Superintendent Chalmers: Well, I'm not made of stone.

The Simpsons Quotes

Homer: (Wearing glasses) The sum of the square roots of any two sides of an isosceles triangle is equal to the square root of the remaining side!
Man: (From inside a bathroom stall.) That's a right triangle, you idiot!
Homer: D'oh!

You know, you remind me of a poem I can't remember, and a song that may never have existed, and a place I'm not sure I've ever been to.

Grampa