I had stumbled into a fault line I didn't know was there.
-- Lucy (chapter 4)

Importance: This is when Lucy finds out that Gabe's home life as a child was not always reliable and stable. He does not go into details just yet, but Lucy knows that there is something he is not telling her, something that has been a defining factor in his life. This is also when she decides that she wants to know everything about Gabe, whether it is good or not. She is seeing a different side to him which will lead to their relationship being strengthened. The geographical language, "fault line" suggests a profundity to Gabe which transcends merely being human.

I've always wanted to fix things for you. I still do. It's my Achilles heel.
-- Lucy (chapter 6)

Importance: In a sense, this quotation exemplifies Lucy and Gabe's relationship. She has always been dedicated to him and will be forever more. She...