"I think you are wrong to want a heart. It makes most people unhappy. If you only knew it, you are in luck not to have a heart."
"That must be a matter of opinion," said the Tin Woodman. "For my part, I will bear all the unhappiness without a murmur, if you will give me the heart."

You people with hearts,' he said once, 'have something to guide you, and need never do wrong; but I have no heart, and so I must be very careful.