The tall (and unnamed) character could not be convinced by Sam-I-Am to try green eggs and ham because he was sure he would not like them. Once he tried them, however, he loved them!
Write about a time you did not want to try a certain food or a new activity.
What made you decide to finally try it? How did you like it once you tried it?
What advice would you give to someone who was afraid to try something new?