Grace was a few years younger than Ardie and Sloane and still clung to the notion that someone could be a ‘good person’ despite their actions, as though actions weren’t the very indicator of one’s person.
-- Narrator (chapter 1)

Importance: The narrator suggests that Grace’s young age has made her naive regarding her hesitance to judge people based on their actions. Baker demonstrates the narrator’s often acid tone.

Best friend was a person, not a tier, for Ardie.
-- Narrator (chapter 6)

Importance: Baker outlines the way that Ardie regards Sloane as an exclusive figure in her life as her best friend. This clarifies Ardie’s motivations for her loyalty to Sloane.

She always believed that she kept them secret to avoid hurting anyone. But maybe, just maybe, that was another lie that would someday blow up in her face.
-- Narrator (chapter 21)

Importance: In this moment, Ardie struggles to internally justify her decision to keep secrets from others...