“Oh, I see;” said the Tin Woodman. “But, after all, brains are not the best things in the world.”
Have you any?” enquired the Scarecrow.
No, my head is quite empty,” answered the Woodman; “but once I had brains, and a heart also; so, having tried them both, I should much rather have a heart.”
— L. Frank Baum, The Wonderful Wizard of Oz.