Here’s a replay of the Nietzsche passages on the nature of truth, all taken from "On Truth and Lying in an Extra-Moral Sense" (1873):
The arrogance associated with knowledge and sensation lays a blinding fog over man’s eyes and senses and deceives him about the value of existence by instilling in him a most flattering estimation of this faculty of knowledge….
What is truth? A mobile army of metaphors, metonyms, anthropomorphisms….
Truths are illusions about which it has been forgotten that they are illusions….
If someone hides an object behind a bush, then seeks and finds it there, that seeking and finding is not very laudable: but that is the way it is with the seeking and finding of "truth" within the rational sphere….