To which philosopher it may concern,
I recently been perplexed by the following logical puzzle (or what seems to be, anyway):
Working at a used bookstore, I and the rest of the staff are constantly asked about where to find books. One of my co-workers had the following exchange with a customer and couldn't make anything of it:
Customer: "I am looking for a particular book."
Co-worker: "Well is it fiction or non-fiction?"
So far, this is what I've come up with:
(1) The customer is looking for a book that is neither fiction nor non-fiction, which would mean that it can't be both fiction and non fiction (which is quite common, e.g., historical fiction).
(2) If non-fiction is the opposite of fiction (and not considered as a separate entity), then was the customer contradicting himself and as a result saying absolutely nothing?
(3) If fiction is defined as something that isn't true, and non-fiction defined as something that IS true, then the...