Who said "Education is for those beneath me to learn obedience."?

This quote is attributed to Joffrey Baratheon.

Education is for those beneath me to learn obedience. - Joffrey Baratheon

"Education is for those beneath me to learn obedience."

Joffrey Baratheon Education

"You are not the king, Lord Stark. I am."

"I should have beaten you harder when I had the chance."

"Everyone who isn't us is beneath us."

"I'll have you killed if you speak to me like that again."

"Education opens doors."

"Education opens doors to endless possibilities."

"I ain't got the education you got, bub."

"You can't put a price on history."