Who said "Revenge may satisfy the heart, but it destroys the soul."?

This quote is attributed to Catelyn Stark.

Revenge may satisfy the heart, but it destroys the soul. - Catelyn Stark

"Revenge may satisfy the heart, but it destroys the soul."

Catelyn Stark Justice

"The north remembers."

"A mother's love is fiercer than any sword."

"Winter is coming, and we must be prepared."

"Family is everything."

"Justice must always prevail."

"You think I'm just some animal?"

"Fighting for what's right never gets easier."

"Justice is worth fighting for."