And though the piece of land on which she now stood had once represented, for her, the spot where she’d live forever and the one where she would die, this place was no longer her home, and hadn’t been for fifteen years.
-- Narrator (Chapter 1)

Importance: In this quote, Maynard sets up the premise that the novel will be about the reason why Eleanor has not lived on the land she believed would be her forever home. The story starts at the end, with Eleanor reuniting with her children after tragedies and hurt feelings had driven them apart.

Just be aware of it,’ Eleanor said. ‘She admires you so much, and she’s getting to that age. I’d hate to see her hurt.
-- Eleanor (Chapter 25)

Importance: Even when Coco is a child, Eleanor senses that Coco has a crush on Cam. Eleanor’s warning to Cam turns out to be a prediction of the...