"According to leading Psychiatrists, Stan's a bully for one of three reasons.
One, underneath all of that male bravado, there's an insecure little girl just banging on the closet door to get out.
Two, like a caveman, Stan's brain is underdeveloped. Therefore, Stan is not able to use self-control and so he acts out aggressively. And the third reason, Stan has a small wiener."
-17 Again