Who said "The storm makes iron brittle."?

This quote is attributed to Davos Seaworth.

The storm makes iron brittle. - Davos Seaworth

"The storm makes iron brittle."

Davos Seaworth Change

Character in A Storm of Swords

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"There is no creature on earth half so terrifying as a truly just man."

"Time is the greatest judge."

"The dead do not return."

"The gods have a sense of humor."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."