Truth is a mobile army of metaphors, metonyms, anthropomorphisms, in short a sum of human relations which have been subjected to poetic and rhetorical intensification, translation and decoration […]; truths are illusions of which we have forgotten that they are illusions, metaphors which have become worn by frequent use and have lost all sensuous vigour […]. Yet we still do not know where the drive to truth comes from, for so far we have only heard about the obligation to be truthful which society imposes in order to exist" from, "On Truth and Lying in a Non-Moral Sense".