Who said "I've learned to listen rather than always speak."?

This quote is attributed to Theon Greyjoy.

I've learned to listen rather than always speak. - Theon Greyjoy

"I've learned to listen rather than always speak."

Theon Greyjoy Patience

"I am the Prince of Winterfell. I have no need to prove myself to anyone."

"What is dead may never die."

"You can't marry her. You're promised to me."

"I'm a Greyjoy. We do not sow."

"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."