Who said "Fear is a chain. You must break it or it will break you."?

This quote is attributed to Brienne.

Fear is a chain. You must break it or it will break you. - Brienne

"Fear is a chain. You must break it or it will break you."

Brienne Fear

"I am no one's daughter now. I will kill the men on my list."

"Nothing's worth nothing."

"I'm not a lady, I never have been."

"Renly was a good man. I would have died for him."

"Face your fears with courage."

"You can't live your life in fear."

"Snakes. Why'd it have to be snakes?"

"Fear is just another obstacle to overcome."