However, I will use all the magic arts I know of to keep you from harm." "Won't you go with me ?" pleaded the girl, who had begun to look upon the little old woman as her only friend.
"No, I cannot do that," she replied, "but I will give you my kiss, and no one will dare injure a person who has been kissed by the Witch of the North." She came close to Dorothy and kissed her gently on the forehead.

Where her lips touched the girl they left a round, shining mark, as Dorothy found out soon after.
"The road to the City of Emeralds is paved with yellow brick," said the Witch, "so you cannot miss it.

When you get to Oz do not be afraid of him, but tell your story and ask him to help you.

Good-bye, my dear." The three Munchkins bowed low to her and wished her a pleasant journey, after which they walked away through the trees.

The Witch gave Dorothy a friendly little nod, whirled around on her left heel three times, and straightway disappeared, much to the surprise of little Toto, who barked after her loudly enough when she had gone, because he had been afraid even to growl while she stood by.
But Dorothy, knowing her to be a witch, had expected her to disappear in just that way, and was not surprised in the least..