Who said "Patience is a virtue, but power is a right."?

This quote is attributed to Lannister.

Patience is a virtue, but power is a right. - Lannister

"Patience is a virtue, but power is a right."

Lannister Patience

"A Lannister always pays his debts."

"I am the god of tits and wine."

"You are an awful man."

"I drink and I know things."

"Patience is a virtue I'm still learning."

"I may be a redhead, but I'm not a hothead."

"Patience is a virtue."

"Patience is a virtue I never learned."