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

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.

Skinner: It will be featured in the fifth grade play of the Crucible.
Superintendent Chalmers: Good seats still available and by that I mean seats in the back where you can fall asleep.

The Simpsons Quotes

(Bart shows the whole classroom the tape for his project called, "How Kittens Are Born: The Ugly Truth")
Bart: and here comes Snowball II. This is the one we kept.
All: EWW!!
Bart: We were gonna keep the gray one, but the mother ate her.
All: EWWWWW!!
Martin: Mrs. Krabappel, he's traumatizing the children!
Mrs. Krabappel: As usual, I agree with you, Martin. Bart, shut that off and take your seat immediately!
Bart: Oh, look! This is really cool. When I hit reverse, I can make 'em go back in.
(The whole classroom screams)

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!