Final answer:
The passage aims to make the reader consider the theme of identity through Leo's realization of needing the attention of others.
Step-by-step explanation:
The purpose of this passage is to make the reader consider the theme of identity. The quote from Leo suggests that he has come to realize the importance of seeking validation from others to affirm his sense of existence. This highlights a broader theme of how one's identity and self-worth can be influenced by external factors. By presenting Leo's realization, the passage prompts readers to reflect on the significance of identity and the role others play in its formation.
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