Final answer:
Susan's main motivation in 'Hamadi' is the pursuit of cross-cultural understanding, acceptance, and the wisdom gained from Hamadi's diverse experiences.
Step-by-step explanation:
The protagonist, Susan, in the short story Hamadi by Naomi Shihab Nye, is driven by her quest for understanding and acceptance of diverse cultures and individuals. Throughout the story, Susan is influenced by her relationship with Hamadi, an elderly Lebanese immigrant, who helps her see the value in stories and experiences different from her own. Her main motivation is to gain insight and wisdom from Hamadi's cross-cultural stories and perspectives, which she finds enriching and enlightening in contrast to her peers' lack of interest in such experiences.