The Library
Every text is public-domain, human-written, and pre-2022. Download any as a clean, RAG-ready bundle — 5 free per month.
17 texts
Meditations
Marcus Aurelius
The private notebook of a Roman emperor, written to himself as Stoic self-correction. Short, aphoristic entries on duty, mortality, anger, and accepting what is outside one's control. A clean, dense source of moral-reasoning prose untouched by modern editorializing.
The Republic
Plato
Plato's dialogue on justice, the ideal state, and the nature of knowledge, framed by the allegory of the cave. Dialectic question-and-answer structure makes it a rich corpus for reasoning-chain and argument-modeling tasks.
Thus Spake Zarathustra
Friedrich Nietzsche
Nietzsche's philosophical novel in prophetic, poetic prose — the Übermensch, eternal recurrence, and the revaluation of values, delivered as parable. Distinctive stylistic register, valuable for tone and rhetoric modeling.
Beyond Good and Evil
Friedrich Nietzsche
A critique of past philosophers and traditional morality, arguing for a philosophy of the future grounded in the will to power. Tight argumentative aphorisms across 296 numbered sections — well-chunked for retrieval.
On the Origin of Species
Charles Darwin
Darwin's foundational argument for evolution by natural selection, built from patient observation and careful inductive reasoning. A model of evidence-driven scientific prose for grounding RAG over primary-source science.
Relativity: The Special and General Theory
Albert Einstein
Einstein's own popular exposition of special and general relativity, written for the general reader. Clear explanatory structure with worked thought-experiments — useful for technical-explanation and pedagogy datasets.
The Wealth of Nations
Adam Smith
The founding text of modern economics: division of labour, markets, value, and the 'invisible hand'. Long-form analytical prose with extended examples — a large, coherent corpus for economic-reasoning grounding.
On Liberty
John Stuart Mill
Mill's defense of individual liberty against social and governmental coercion, including the harm principle and the case for free speech. Crisp, structured argumentation ideal for stance and reasoning tasks.
The Communist Manifesto
Karl Marx and Friedrich Engels
The concise political pamphlet outlining historical materialism and the class struggle. Short, rhetorically dense — a compact primary source for political-theory and persuasion corpora.
Pride and Prejudice
Jane Austen
Austen's comedy of manners following Elizabeth Bennet and Mr. Darcy. Famous for free indirect discourse and razor-sharp dialogue — a benchmark corpus for narrative voice, irony, and character modeling.
Frankenstein; or, The Modern Prometheus
Mary Wollstonecraft Shelley
The originating work of science fiction: a nested, epistolary tale of creation, ambition, and abandonment. Multiple narrators and frames make it useful for perspective and discourse-structure modeling.
Moby-Dick; or, The Whale
Herman Melville
Ishmael's voyage aboard the Pequod under the obsessed Captain Ahab. Encyclopedic in register — narrative, technical cetology, sermon, soliloquy — a stress-test corpus for long-context retrieval and genre-shift.
The Adventures of Sherlock Holmes
Arthur Conan Doyle
Twelve self-contained detective stories featuring Holmes and Watson. Clean problem→deduction→resolution structure across discrete episodes — excellent for reasoning, QA, and chunked-retrieval evaluation.
Dracula
Bram Stoker
The epistolary horror novel assembled from journals, letters, and telegrams. Its multi-document construction makes it a natural fit for source-attribution and timeline-reconstruction tasks.
The Picture of Dorian Gray
Oscar Wilde
Wilde's only novel: a study of aestheticism, vanity, and moral decay, dense with epigram. A rich source of quotable, stylistically distinctive English prose.
Alice's Adventures in Wonderland
Lewis Carroll
Carroll's logical-nonsense classic. Short, surreal, and full of wordplay and rule-bending dialogue — a compact corpus for language-play, humor, and edge-case parsing.
A Tale of Two Cities
Charles Dickens
Dickens's novel of London and Paris during the French Revolution. Sweeping historical narrative with one of the most recognizable openings in English — strong for narrative-arc and sentiment modeling.