Traceable Library

Explore the corpus of thinkers on prokopton42.com

We do not always look for a work, a text, or a passage in the same way. Browse by work as you would in a traditional library, travel through time, follow a semantic concept, or go straight to a precise excerpt. This Library exists to support practice and deeper study by bringing old texts into contact with daily experience and present questions.

Works: 305
Authors: 94
Passages: 89,767

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Corpus works: 259
Private works: 46
Private records: 56
Private excerpts: 20,006
Text representations: 223,819
Editions and translations: 849
Languages: 17
Works in French and English: 259
Multilingual works: 259
Tracked concepts: 9
Estimated sentences: 1,456,557
Words: 27,541,029

A representation is one language version of a canonical passage. Private excerpts come from source files. Sentence count is estimated from punctuation.

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Works

Books, collections and works from the Private collection share this shelf. Each card keeps its editions and sources.

Photorealistic editorial illustration of Abraham Lincoln Papers: Incoming and Contextual Documents in the Prokopton42.com Library

Abraham Lincoln Papers: Incoming and Contextual DocumentsCorrespondents and archival record

Work

Abraham Lincoln Papers: Incoming and Contextual Documents

Incoming letters, petitions, and administrative records preserve the voices of people who petitioned, informed, or challenged Lincoln. The archive reveals the pressures of a wartime presidency without attributing his correspondents’ words to the president.

What you will learn

Composition: 1833-1916
Editions / translations: 2026
Languages: English · French
Extent: 19,210 passages · 7,989,852 words

Photorealistic editorial illustration of Abraham Lincoln Papers: Lincoln-Authored Documents in the Prokopton42.com Library

Abraham Lincoln Papers: Lincoln-Authored DocumentsAbraham Lincoln

Work

Abraham Lincoln Papers: Lincoln-Authored Documents

Letters, speeches, proclamations, and notes follow Lincoln from Illinois politics through the Civil War. They show his language of Union, slavery, emancipation, executive power, and reconciliation taking shape under pressure.

What you will learn

Composition: 1833-1865
Editions / translations: Dates to be documented
Languages: English · French
Extent: 982 passages · 326,103 words

Photorealistic editorial illustration of Academica in the Prokopton42.com Library

AcademicaCicero

Work

Academica

In the surviving fragments of the Academica, Cicero stages the conflict between dogmatic certainty and sceptical inquiry. He asks what criterion can identify a true impression and how action remains possible when secure knowledge is disputed.

What you will learn

Composition: 45 BCE
Editions / translations: Dates to be documented
Languages: Latin · English · French
Extent: 69 passages · 215,055 words

Photorealistic editorial illustration of An Essay Concerning Human Understanding in the Prokopton42.com Library

An Essay Concerning Human UnderstandingJohn Locke

Work

An Essay Concerning Human Understanding

The Essay examines the origin and composition of ideas, personal identity, and the limits of knowledge.

What you will learn

Composition: 1689-1700; revised lifetime editions
Editions / translations: Dates to be documented
Languages: English · French
Extent: 1,114 passages · 257,071 words

Photorealistic editorial illustration of Answers to Objections Concerning the Christian Religion, by Elizabeth Carter in the Prokopton42.com Library

Answers to Objections Concerning the Christian Religion, by Elizabeth CarterElizabeth Carter

Work

Answers to Objections Concerning the Christian Religion, by Elizabeth Carter

Elizabeth Carter answers a friend’s doubts after a close rereading of the Gospels. She defends Christianity’s credibility while freely stating the moral and textual difficulties that, in her view, require reasoned answers.

What you will learn

Composition: before 1806; published posthumously in 1807
Editions / translations: Dates to be documented
Languages: English · French
Extent: 69 passages · 18,442 words

Photorealistic editorial illustration of Caesar in the Prokopton42.com Library

CaesarPlutarch

Work

Caesar

Caesar observes character in action and tests moral rules against concrete situations.

What you will learn

Composition: late 1st to early 2nd century CE; internal order uncertain
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 288 passages · 23,818 words

Photorealistic editorial illustration of Cato the Younger in the Prokopton42.com Library

Cato the YoungerPlutarch

Work

Cato the Younger

Cato the Younger observes character in action and tests moral rules against concrete situations.

What you will learn

Composition: late 1st to early 2nd century CE; internal order uncertain
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 318 passages · 25,464 words

Photorealistic editorial illustration of Collected Papers on Analytical Psychology in the Prokopton42.com Library

Collected Papers on Analytical PsychologyCarl Gustav Jung

Work

Collected Papers on Analytical Psychology

These essays by the early Jung trace the emergence of analytical psychology through word association, complexes, dreams, and the therapeutic relationship. Their collection shows a field in formation, still near Freud yet already developing its own distinctions.

What you will learn

Composition: collected papers, c. 1902-1916
Editions / translations: Dates to be documented
Languages: English · French
Extent: 508 passages · 156,362 words

Photorealistic editorial illustration of Deuteronomy in the Prokopton42.com Library

DeuteronomyMoses

Work

Deuteronomy

Speeches of memory and law on the plains of Moab before entry into the promised land.

What you will learn

Composition: traditional Mosaic attribution; received composition and redaction across several centuries
Editions / translations: 2020 · 2022 · 2025
Languages: Hebrew · French · English
Extent: 34 passages · 28,325 words

Photorealistic editorial illustration of Discourses of Epictetus, Recorded by Arrian in the Prokopton42.com Library

Discourses of Epictetus, Recorded by ArrianEpictetus

Work

Discourses of Epictetus, Recorded by Arrian

Arrian transmits Epictetus’ oral teaching as lively exchanges with students. The teacher confronts their ambitions, fears, and inconsistencies with a central demand: govern assent, desire, and action rather than claim command over events.

What you will learn

Composition: teaching recorded by Arrian, c. 108-125 CE
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 95 passages · 118,661 words

Photorealistic editorial illustration of Exile and the Kingdom in the Prokopton42.com Library

Exile and the KingdomAlbert Camus

Work

Exile and the Kingdom

Six stories confront solitude, belonging, hospitality and responsibility in distinct situations.

What you will learn

Composition: 1957
Editions / translations: Dates to be documented
Languages: French · English
Extent: 6 passages · 44,987 words

Photorealistic editorial illustration of Existentialism Is a Humanism in the Prokopton42.com Library

Existentialism Is a HumanismJean-Paul Sartre

Work

Existentialism Is a Humanism

Sartre defends existentialism against quietism and despair: a person defines themselves through acts, within a situation they did not wholly choose.

What you will learn

Composition: October 1945 lecture; 1966 Nagel manifestation
Editions / translations: 1966
Languages: French · English
Extent: 20 passages · 11,542 words

Photorealistic editorial illustration of Exodus in the Prokopton42.com Library

ExodusMoses

Work

Exodus

Departure from Egypt, wilderness journey, Sinai covenant, and the ordering of a liberated people.

What you will learn

Composition: traditional Mosaic attribution; received composition and redaction across several centuries
Editions / translations: 2020 · 2022 · 2025
Languages: Hebrew · French · English
Extent: 40 passages · 32,134 words

Photorealistic editorial illustration of Geometry and Experience, French Translation in the Prokopton42.com Library

Geometry and Experience, French TranslationAlbert Einstein

Work

Geometry and Experience, French Translation

Einstein asks how axiomatic geometry, valid by deduction, can describe physical bodies and measurements. This French translation clarifies the difference between a formal system, practical geometry, and the choice of a framework for relativity.

What you will learn

Composition: 1921 lecture
Editions / translations: Dates to be documented
Languages: French · English
Extent: 18 passages · 4,856 words

Photorealistic editorial illustration of Hillel in Early Rabbinic Carriers in the Prokopton42.com Library

Hillel in Early Rabbinic CarriersHillel the Elder

Fragments or testimony

Hillel in Early Rabbinic Carriers

This collection gathers maxims, legal decisions, disputes, and stories attributed to Hillel by the Mishnah, Tosefta, both Talmuds, and early midrashim.

What you will learn

Composition: rabbinic carriers compiled c. 190-650 CE; traditions about Hillel active c. 30 BCE-20 CE
Editions / translations: Dates to be documented
Languages: Hebrew · English · French
Extent: 97 passages · 13,087 words

Photorealistic editorial illustration of Hippias Major in the Prokopton42.com Library

Hippias MajorPlato

Work

Hippias Major

Socrates asks the sophist Hippias not which things are beautiful but what beauty itself is. A young woman, gold, appropriateness, utility, and sensory pleasure each fail to provide a definition without counterexample.

What you will learn

Composition: 4th century BCE; authenticity disputed
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 24 passages · 11,859 words

Photorealistic editorial illustration of How One May Know One’s Progress in Virtue in the Prokopton42.com Library

How One May Know One’s Progress in VirtuePlutarch

Work

How One May Know One’s Progress in Virtue

How One May Know One’s Progress in Virtue observes character in action and tests moral rules against concrete situations.

What you will learn

Composition: late 1st to early 2nd century CE; internal order uncertain
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 17 passages · 9,684 words

Photorealistic editorial illustration of How to Profit by One’s Enemies in the Prokopton42.com Library

How to Profit by One’s EnemiesPlutarch

Work

How to Profit by One’s Enemies

How to Profit by One’s Enemies observes character in action and tests moral rules against concrete situations.

What you will learn

Composition: late 1st to early 2nd century CE; internal order uncertain
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 11 passages · 5,999 words