Book excerpt: Newly translated and edited by Taylor Carman, On Truth and Untruth charts Nietzsche’s evolving thinking on truth, which has exerted a powerful influence over modern and contemporary thought. This original collection features the complete text of the celebrated early essay “On Truth and Lie in a Nonmoral Sense” (“a keystone in Nietzsche’s thought” —Stanford Encyclopedia of Philosophy), as well as selections from the great philosopher’s entire career, including key passages from The Gay Science, Beyond Good and Evil, On the Genealogy of Morals, The Will to Power, Twilight of the Idols, and The Antichrist.