Who said "The road is hard, but I have become hard enough to walk it."?

This quote is attributed to Brienne of Tarth.

The road is hard, but I have become hard enough to walk it. - Brienne of Tarth

"The road is hard, but I have become hard enough to walk it."

Brienne of Tarth Perseverance

"I am no one's daughter now. I am Brienne of Tarth, and I will answer to no man but the Lord of Light."

"The things we love destroy us. Every time."

"I'm not a lady. I'm a warrior."

"Oaths are not words. They are things we do."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."