The Tin Woodman knew very well he had no heart, and therefore he took great care never to be cruel or unkind to anything.

Stunt dwarf or destroy the imagination of a child and you have taken away its chances of success in life. Imagination transforms the commonplace into the great and creates the new out of the old.

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.

A curious thing about Ugu the Shoemaker was that he didn't suspect in the least that he was wicked. He wanted to be powerful and great, and he hoped to make himself master of all the Land of Oz that he might compel everyone in that fairy country to obey him, His ambition blinded him to the rights of others, and he imagined anyone else would act just as he did if anyone else happened to be as clever as himself.

Oh - You're a very bad man!" Oh, no my dear. I'm a very good man. I'm just a very bad Wizard.

No thief, however skillful, can rob one of knowledge, and that is why knowledge is the best and safest treasure to acquire.

Nobody gets in to see the wizard. Not nobody.