Lily,’ he says pointedly. ‘There is no such thing as bad people. We’re all just people who sometimes do bad things.
-- Ryle (Part One: Chapter One)

Importance: When Lily tells Ryle that she sometimes looked forward to the times when her father abused her mother because he would be especially nice for the following few weeks, Ryle assures her that she is not a bad person. He tells her that there are just people who do bad things, but it does not make them bad people.

Plants reward you based on the amount of love you show them. If you’re cruel to them or neglect them, they give you nothing. But if you care for them and love them the right way, they reward you with gifts in the form of vegetables or fruits or flowers.
-- Lily (Part One: Chapter Eight)

Importance: Lily explains to Atlas why she likes plants so much. She indicates that plants are constant. If they...