Oh, for God’s sake,” Irene muttered out loud, snapping the book shut and slinging it onto the charity shop pile. “What utter drivel.
-- Irene (Prologue)

Importance: The novel opens with an excerpt from The One Who Got Away because Irene is reading Angela's copy of the book. This quote is important because it shows Irene's disdain for the typical crime novel.

For by mooring his boat next to hers and then getting himself brutally murdered, Daniel Sutherland had presented Miriam with an opportunity she could simply not allow to slide by: an opportunity to avenge the wrong that had been done to her.
-- Miriam (Chapter Two)

Importance: When Miriam discovers Daniel's body, she immediately sees the situation as an opportunity for herself to take power over Theo. This quote is important because it demonstrates the depth of Miriam's vendetta against Theo.

He was standing in the middle of her living room now, looking at the room...
-- Detective Barker (Chapter Four)