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 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 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 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 Brutus, or On Eminent Orators in the Prokopton42.com Library

Brutus, or On Eminent OratorsCicero

Work

Brutus, or On Eminent Orators

Cicero traces the history of Roman eloquence through the speakers who shaped it. The dialogue combines criticism, portraiture, and an anxious reflection on public speech at a moment when the Republic is losing its freedom.

What you will learn

Composition: 46 BCE
Editions / translations: Dates to be documented
Languages: Latin · English · French
Extent: 334 passages · 79,995 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 Laches in the Prokopton42.com Library

LachesPlato

Work

Laches

Two fathers consult Nicias and Laches about military education for their sons; Socrates returns the decision to a definition of courage. Endurance, knowledge of dangers, and battlefield conduct are tested without a final answer.

What you will learn

Composition: c. 399-380 BCE
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 24 passages · 11,014 words

Photorealistic editorial illustration of Laws in the Prokopton42.com Library

Work

Laws

An Athenian, a Cretan, and a Spartan design institutions for a new city. Without Socrates, the dialogue examines legislation, education, worship, property, family, and punishment, asking how law can form citizens rather than merely constrain them.

What you will learn

Composition: c. 360-347 BCE; late work left unfinished
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 327 passages · 148,152 words

Photorealistic editorial illustration of Letters to Atticus in the Prokopton42.com Library

Letters to AtticusCicero

Fragments or testimony

Letters to Atticus

In letters to Atticus, Cicero shares calculations, fears, and reversals with his closest political confidant. The correspondence preserves a voice less polished than the speeches, caught within the crises of the late Republic.

What you will learn

Composition: 68-44 BCE
Editions / translations: Dates to be documented
Languages: Latin · English · French
Extent: 1,479 passages · 211,714 words

Photorealistic editorial illustration of Meditations in the Prokopton42.com Library

MeditationsMarcus Aurelius

Work

Meditations

Marcus Aurelius records private reminders for governing judgement, desire, and action under the pressure of power. The text repeatedly sets life’s brevity against the duty to act justly.

What you will learn

Composition: c. 170-180 CE
Editions / translations: 1876 · 1889 · 1902
Languages: Ancient Greek · French · English
Extent: 487 passages · 45,694 words

Photorealistic editorial illustration of Menexenus in the Prokopton42.com Library

MenexenusPlato

Work

Menexenus

Socrates recites to Menexenus a funeral speech he ironically attributes to Aspasia. The praise of Athens imitates civic oratory with enough virtuosity to unsettle the boundary among tribute, parody, and criticism.

What you will learn

Composition: c. 386 BCE
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 16 passages · 7,325 words

Photorealistic editorial illustration of Metaphysics in the Prokopton42.com Library

MetaphysicsAristotle

Work

Metaphysics

Metaphysics proceeds through distinctions, objections, and causal inquiry. The surviving text has the density of a school treatise, not a transcribed conversation.

What you will learn

Composition: 4th century BCE; transmitted as a layered collection
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 142 passages · 109,138 words

Photorealistic editorial illustration of Moral Letters to Lucilius in the Prokopton42.com Library

Moral Letters to LuciliusSeneca

Fragments or testimony

Moral Letters to Lucilius

Seneca turns the letter into a moral workshop: ordinary situations become tests of judgement, time, and freedom. Lucilius is both addressee and partner in a course of practice the reader is invited to continue.

What you will learn

Composition: c. 62-65 CE
Editions / translations: Dates to be documented
Languages: Latin · French · English
Extent: 2,141 passages · 209,173 words

Photorealistic editorial illustration of Nicomachean Ethics in the Prokopton42.com Library

Nicomachean EthicsAristotle

Work

Nicomachean Ethics

Nicomachean Ethics proceeds through distinctions, objections, and causal inquiry. The surviving text has the density of a school treatise, not a transcribed conversation.

What you will learn

Composition: 4th century BCE; internal chronology disputed
Editions / translations: Dates to be documented
Languages: Ancient Greek · English · French
Extent: 116 passages · 89,657 words

Photorealistic editorial illustration of On Anger in the Prokopton42.com Library

On AngerSeneca

Work

On Anger

Seneca analyzes anger as a desire to punish a perceived wrong and denies that it is useful energy for virtue. The treatise examines its causes, political and domestic damage, and exercises for preventing or slowing its onset.

What you will learn

Composition: c. 41-52 CE
Editions / translations: Dates to be documented
Languages: Latin · English · French
Extent: 100 passages · 40,088 words

Photorealistic editorial illustration of On Clemency in the Prokopton42.com Library

On ClemencySeneca

Work

On Clemency

Addressed to the young Nero, the treatise presents clemency as rational governance of the power to punish. Seneca constructs a mirror for princes in which imperial authority differs from cruelty, weakness, and undiscriminating pardon.

What you will learn

Composition: 55-56 CE
Editions / translations: Dates to be documented
Languages: Latin · English · French
Extent: 33 passages · 14,902 words

Photorealistic editorial illustration of On Common Conceptions against the Stoics in the Prokopton42.com Library

On Common Conceptions against the StoicsPlutarch

Work

On Common Conceptions against the Stoics

On Common Conceptions against the Stoics 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: 50 passages · 19,048 words

Photorealistic editorial illustration of On Duties in the Prokopton42.com Library

On DutiesCicero

Work

On Duties

Addressed to his son Marcus, the treatise examines what honour demands, what advantage recommends, and why their conflict is only apparent when utility is rightly understood. Cicero translates Greek ethics into Roman responsibilities.

What you will learn

Composition: 44 BCE
Editions / translations: Dates to be documented
Languages: Latin · English · French
Extent: 371 passages · 114,758 words