Who said "The wheel must be broken"?

This quote is attributed to Daenerys Targaryen.

The wheel must be broken - Daenerys Targaryen

"The wheel must be broken"

Daenerys Targaryen Change

Character in A Game of Thrones

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"The dragon has three heads."

"The dragon cannot be caged."

"I am the dragon."

"Blood of my blood."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."