Fever, 1793 Memory and the Past Quotes

How we cite our quotes: Citations follow this format: (Chapter.Paragraph)

Quote #10

Early morning was the only time I felt as if there were ghosts nearby, memories of the weeks of fear. That's when I found myself listening for Polly's giggle or Grandfather's voice. Sometimes they felt so close. Close enough to tell me I should stop dawdling and get to work. (epilogue.14)

Why is it important that Matilda remember her Grandfather and keep his memory alive? What role will the memories of the fever play in her life to come? Also, why is it significant that this scene is set during the sunrise, the beginning of a new day?