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
See more statistics
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.

By work80
Aponia

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 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 Against the Ethicists, Book XI of Against the Learned in the Prokopton42.com Library Against the Ethicists, Book XI of Against the LearnedSextus Empiricus

Work

Against the Ethicists, Book XI of Against the Learned

In Book XI, Sextus confronts doctrines of good, evil, and the art of living with disagreements among peoples and philosophers. Suspension removes the claimed self-evidence of natural values that conflict prevents from being established.

What you will learn
Composition
c. 180-220 CE
Editions / translations
Dates to be documented
Languages
Ancient Greek · English · French
Extent
257 passages · 16,268 words
Photorealistic editorial illustration of Against the Logicians, Books VII-VIII of Against the Learned in the Prokopton42.com Library Against the Logicians, Books VII-VIII of Against the LearnedSextus Empiricus

Work

Against the Logicians, Books VII-VIII of Against the Learned

In the books devoted to logicians, Sextus confronts theories of the criterion of truth, signs, demonstration, and propositions. Rival doctrines undermine one another until Pyrrhonian suspension becomes possible.

What you will learn
Composition
c. 180-220 CE
Editions / translations
Dates to be documented
Languages
Ancient Greek · English · French
Extent
927 passages · 63,717 words
Photorealistic editorial illustration of Against the Physicists, Books IX-X of Against the Learned in the Prokopton42.com Library Against the Physicists, Books IX-X of Against the LearnedSextus Empiricus

Work

Against the Physicists, Books IX-X of Against the Learned

Sextus tests physicists’ claims about gods, causes, wholes and parts, place, time, motion, and number. Each concept encounters competing definitions and incompatible consequences.

What you will learn
Composition
c. 180-220 CE
Editions / translations
Dates to be documented
Languages
Ancient Greek · English · French
Extent
791 passages · 51,318 words
Photorealistic editorial illustration of Against the Professors, Books I-VI of Against the Learned in the Prokopton42.com Library Against the Professors, Books I-VI of Against the LearnedSextus Empiricus

Work

Against the Professors, Books I-VI of Against the Learned

The first six books of Against the Learned examine grammar, rhetoric, geometry, arithmetic, astrology, and music. Sextus targets these disciplines’ theoretical claims while sometimes distinguishing useful practices from disputed dogmatic foundations.

What you will learn
Composition
c. 180-220 CE
Editions / translations
Dates to be documented
Languages
Ancient Greek · English · French
Extent
757 passages · 50,554 words
Photorealistic editorial illustration of Alexander in the Prokopton42.com Library AlexanderPlutarch

Work

Alexander

Alexander 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
377 passages · 30,354 words
Photorealistic editorial illustration of Ancient testimonia on Carneades in the Prokopton42.com Library Ancient testimonia on CarneadesCarneades

Fragments or testimony

Ancient testimonia on Carneades

One hundred carrier passages follow Carneades from criticism of certain apprehension to probable judgment without inventing a book for him.

What you will learn
Composition
carriers from the 1st century BCE to the 3rd century CE; testimonia on Carneades
Editions / translations
Dates to be documented
Languages
Ancient Greek · Latin · French · English
Extent
100 passages · 35,730 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 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 Clitophon in the Prokopton42.com Library ClitophonPlato

Work

Clitophon

Clitophon praises the force of Socrates’ exhortations but faults him for not showing how to practise justice once desire for virtue has awakened. This very short dialogue turns praise into a challenge to Socratic pedagogy’s effectiveness.

What you will learn
Composition
4th century BCE; disputed attribution
Editions / translations
Dates to be documented
Languages
Ancient Greek · English · French
Extent
5 passages · 2,472 words
Photorealistic editorial illustration of Cratylus in the Prokopton42.com Library CratylusPlato

Work

Cratylus

Hermogenes, Cratylus, and Socrates debate the correctness of names: does it arise from convention or natural fit with things? Proliferating etymologies eventually move inquiry from language toward knowledge of reality.

What you will learn
Composition
c. 390-360 BCE
Editions / translations
Dates to be documented
Languages
Ancient Greek · English · French
Extent
58 passages · 24,169 words
Photorealistic editorial illustration of Critias in the Prokopton42.com Library CritiasPlato

Work

Critias

Critias tells of ancient Athens and Atlantis, an island power whose initial order decays into desire for domination. The narrative continues the Timaeus but breaks off before the announced war and provides no completed conclusion.

What you will learn
Composition
c. 360-347 BCE
Editions / translations
Dates to be documented
Languages
Ancient Greek · English · French
Extent
16 passages · 7,257 words
Photorealistic editorial illustration of Dio Chrysostom’s Diogenic Orations in the Prokopton42.com Library Dio Chrysostom’s Diogenic OrationsDio Chrysostom

Work

Dio Chrysostom’s Diogenic Orations

Dio Chrysostom stages Diogenes to examine kingship, freedom, and wealth. These imperial-period orations use the Cynic as an exemplary and provocative character; they witness a later reception rather than transcribe his speech.

What you will learn
Composition
late 1st or early 2nd century CE
Editions / translations
Dates to be documented
Languages
Ancient Greek · English · French
Extent
5 passages · 26,283 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 Discourses of Musonius Rufus Reported by Lucius in the Prokopton42.com Library Discourses of Musonius Rufus Reported by LuciusMusonius Rufus

Work

Discourses of Musonius Rufus Reported by Lucius

Lucius reports teachings in which Musonius applies philosophy to food, housing, marriage, education, and exile. Virtue is tested in ordinary habits and must be practised by women as well as men.

What you will learn
Composition
late 1st or early 2nd century CE
Editions / translations
Dates to be documented
Languages
Ancient Greek · English · French
Extent
21 passages · 21,330 words
Photorealistic editorial illustration of Epinomis, an Ancient Appendix to the Laws in the Prokopton42.com Library Epinomis, an Ancient Appendix to the LawsPlato

Work

Epinomis, an Ancient Appendix to the Laws

The Epinomis returns to the wisdom required by a legislator and directs it toward number, astronomy, and worship of the stars. Transmitted as a sequel to the Laws, it has an ancient but strongly disputed attribution to Plato.

What you will learn
Composition
after 347, c. 347-330 BCE
Editions / translations
Dates to be documented
Languages
Ancient Greek · English · French
Extent
20 passages · 9,251 words

Before reading

What you will learn

Open the full record