He could judge with reasonable accuracy the amount of use a book had had. The first item to show any sign of wear was the dust jacket at the top and bottom of the spine. Little tears or cracks in the paper appeared here if a book had been taken off a shelf as much as three or four times.

We do read the books in this group. We usually even talk about them. Unless...

Used books,” as if someone else has had the best of them and you get the sere husk, or the lees, as if a book isn’t the one thing, the one product, that is forever new. There’s no such thing as a used book. Or there’s no such thing as a book if it’s not being used.

Work your way up or rust your way out.

Books are everywhere; and always the same sense of adventure fills us. Second-hand books are wild books, homeless books; they have come together in vast flocks of variegated feather, and have a charm which the domesticated volumes of the library lack. Besides, in this random miscellaneous company we may rub against some complete stranger who will, with luck, turn into the best friend we have in the world.

You don't have to be a surgeon to enjoy these books. The economics, the politics, the turf fights -- it could be yesterday.