Anything by Socrates, Aristotle, Aeschylus, Sophocles, Euripides, Schopenhaur, Kant.
Books I have written include, but are not limited to:
Homer and Classical Philology Distributed Christmas 1869
Contribution toward the Study and the Critique of the Sources of Diogenes Laertius Distributed May 1870
Socrates and Greek Tragedy Distributed June 1871
The Birth Of Tragedy Published January 2, 1872
Untimely Meditations: David Strauss: the confessor & the writer Published August 8, 1873
On the Use and Abuse of History for Life Published February 22, 1874
Schopenhauer as Educator Published October 15, 1874
Richard Wagner in Bayreuth Published July 10, 1876
Human, All Too Human Published May 7, 1878
The Birth Of Tragedy, Second Edition Published September 4, 1878
Human, All Too Human: A Supplement: Mixed Opinions and Maxims Published March 20, 1879
The Wanderer and His Shadow Published December 18, 1879
The Dawn Published July 1881
Idylls from Messina (in "Internationale Monatsschrift," May 1882) Published June 1882
The Gay Science Published September 10, 1882
Thus Spoke Zarathustra I Published August 1883
Thus Spoke Zarathustra II Published late 1883 or early 1884
Thus Spoke Zarathustra III Published April 10, 1884
Thus Spoke Zarathustra IV Distributed May 1885 (First Trade Edition published March 1892)
Beyond Good and Evil Published August 4, 1886
The Birth Of Tragedy, Third Edition (New Title: The Birth of Tragedy Or: Hellenism and Pessimism) Published October 31, 1886
Human, All Too Human, Second Edition (Volume I): New Preface Published October 31, 1886
Human, All Too Human, Second Edition (Volume II): New Preface, Mixed Opinions and Maxims and The Wanderer and His Shadow Published October 31, 1886
Thus Spoke Zarathustra I, II, III (New Title Page) Published late 1886
Untimely Meditations (New Title Pages): David Strauss: the confessor & the writer Published 1886
On the Use and Abuse of History for Life Published 1886 Schopenhauer as Educator Published 1886
Richard Wagner in Bayreuth Published July 1886
The Dawn, Second Edition: New Preface Published June 24, 1887
The Gay Science, Second Edition: New Title Page, Preface, Book V, and Songs of Prince Vogelfrei Published June 24, 1887
Hymn to Life, for Mixed Chorus and Orchestra Published October 20, 1887
On the Genealogy of Morals Published November 16, 1887
The Case of Wagner Published September 22, 1888
Twilight of the Idols Published January 24, 1889
Nietzsche contra Wagner Published February 1889
Dionysus Dithyrambs Published March 1892
The Antichrist Published November 1894
Poems and Maxims Published April 1898
The Will to Power Nachlass Notes Selected and Published by Elisabeth Förster-Nietzsche: First Version in December 1901
—Second Version in December 1906
—Third Version in September 1911
Schopenhaur, Socrates, Hamlet, Emerson, Goethe, Jacob Burckhardt,and perhaps Ranier Maria Rilke and Jesus... Also my friends, Gustav Krug, Wilhelm Pinder, Paul Deussen, Carl von Gersdorff, Erwin Rohde, Paul Re (thank you for your pessimism!), and Peter Gast and Franz Overbeck, true friends until the end.