Which definitions of "loss" and "to lose" is the narrator interested in exploring?

The author is concerned with exploring loss as a process of questioning oneself and one's relationship to the world. This takes many forms in the context of the memoir. The loss of her father is described by the author as fundamentally a realization that she no longer can encounter the world with his presence as a guiding force. She can no longer "see the world through his eyes." This is both jarring and re-defining. The self is altered, and indeed reimagined by this process. "To lose," as a verb here, encompasses the entire process of unknowing and knowing anew. It is both dynamic and paradoxical, deflating and hopeful.

What type of relationship between loss and reality does the author insist upon throughout the memoir?

Loss reveals reality to the person afflicted by it. This...