Why does the narrator of The Leap consider her sister a less finished version of herself?

In "The Leap," the narrator perceives her sister as a less finished version of herself because she embodies qualities that the narrator has outgrown or refined through her own life experiences. The sister's impulsiveness and lack of direction contrast with the narrator's more developed sense of identity and purpose. This comparison highlights the narrator's journey of self-discovery and the ways in which she has learned from both their shared past and their divergent paths. Ultimately, it reflects the narrator's sense of maturity and the complexities of sibling relationships.