The Wizard of Oz: A heart is not judged by how much you love; but by how much you are loved by others.

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The Wizard of Oz: As for you, my galvanized friend, you want a heart. You don't know how lucky you are not to have one. Hearts will never be practical until they can be made unbreakable.

The Tin Man: But, I... I still want one.

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 Dorothy: Goodbye, Tinman. Oh, don't cry! You'll rust so dreadfully. Here's your oil can.

The Tin Man: Now I know I've got a heart, 'cause it's breaking...