This Book Said The Past Ain’t Through With Us

Yesterday, I watched the second half of Magnolia, started the evening before.  I’ve watched it dozens of times, and it’s gone from “meh” to my top two favorite PT Anderson films.  There’s a quote heard throughout, and the last line for narrator Ricky Jay: And the book says, “We may be through with the past, but the past ain’t through with us.” In what “book” does this quote appear?  After finding a clue on an archived thread that linked to...