Schools Are 4 Fools

What's a school
If there are no rules?
What's a school
If there are no fools?
What's a schfool
If there are no schrules?
Schfools are for fools
Schrules are for fools
Wake up, schfools!
Speak up, schfools!
Down with the schfools!
Down with the schrules!

(Image: bullypolice.org)