Who said "Justice is whatever benefits me."?

This quote is attributed to Cartman.

Justice is whatever benefits me. - Cartman

"Justice is whatever benefits me."

Cartman Justice

"Screw you guys, I'm going home!"

"I'm not fat, I'm just big-boned!"

"You will respect my authority!"

"Hippies, they're everywhere!"

"Justice must always prevail."

"You think I'm just some animal?"

"Fighting for what's right never gets easier."

"Justice is worth fighting for."