The force behind the movement of time is a mourning that will not be comforted. That is why the first event is known to have been an expulsion, and the last is hoped to be a reconciliation and return. So memory pulls us forward, so prophecy is only brilliant memory - there will be a garden where all of us as one child will sleep in our mother Eve, hooped in her ribs and staved by her spine.
Marilynne RobinsonTwo questions I can't really answer about fiction are 1) where it comes from, and 2) why we need it. But that we do create it and also crave it is beyond dispute.
Marilynne Robinson