In the context of the question, the comparisons made in 'By Myself' emphasize the individual's own feelings and experiences, contrasting with the idea of imagining oneself as a different person, such as a scientist or athlete. This suggests a deeper introspection and self-reflection, highlighting the uniqueness of the speaker's perspective rather than projecting oneself into the roles of others. Understanding this difference can enhance one's appreciation of personal narratives and the significance of self-identity in literature.