I was a freaking domestic sorceress, presiding over a magical chaotic mess. And then, just like that, he casually crushed me like a paper cup.”
-- Billie (chapter 1)

Importance: This is Billie's first major heartbreak. She is a young mother who lives in a house with her mother and mother-in-law when her husband announces he is leaving.

You know, though, I've heard that everybody who comes into our life maybe brings us something we need if we're just wise enough to accept it.”
-- Calvin (chapter 4)

Importance: This is part of the first conversation between Calvin and Billie. Billie has just said she is not going to fall in love ever again, and this is Calvin's response. At the end of their day together, Calvin moves in with Billie and becomes her best friend.

I don't have one jot of respect for romance, but passion is a language I understand.”
-- Billie (chapter 6)

Importance: This was Billie's reaction after seeing Leo and...