Without belaboring the point (the quip) too much ...
The biblical story of the expulsion was to explain mortality, as a punishment for defying the creator. A talking serpent with an apple (ironic, that) which stymies telomerase ...
And "abandonment of a hunter-gatherer lifestyle in favor of an agrarian lifestyle" occurred at least 4,000 years before writing appeared (leaving aside the few subcultures which still practice hunting and gathering).
Moving right along ....