Books do not perish like humankind. Of course we commonly see them broken in the haberdasher's shop when only a few months before they lay bound on the stationer's stall; these are not true works, but mere trash and newfan...
There is a camaraderie that grows up among those who work with old books and old papers, largely, I suspect, because we understand that we are at odds with the rest of the world: we are travelling backwards, while all those around us are still moving...