Who said "There's nothing to fear but fear itself"?

This quote is attributed to Tyrion Lannister.

There's nothing to fear but fear itself - Tyrion Lannister

"There's nothing to fear but fear itself"

Tyrion Lannister Courage

Character in A Game of Thrones

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"A man's got to know his limitations."

"The gods flip a coin."

"That's what I do. I drink and I know things."

"Lannister always pays their debts."

"Never let fear stop you from chasing your dreams."

"Courage is being afraid but doing it anyway."

"Sometimes you gotta do what you gotta do."

"Sometimes you have to be the monster to stop the monsters."