The Wonderful Wizard of Oz Disappointment Quotes

How we cite our quotes: (Chapter.Paragraph)

Quote #10

Dorothy was almost ready to cry with disappointment. "I have wasted the charm of the Golden Cap to no purpose," she said, "for the Winged Monkeys cannot help me." (18.22)

Dorothy's mad at herself for having wasted her second wish. What's more difficult: to be disappointed in another person, or to be disappointed in yourself? Why?