Philosophical concept

Reason

Reason can name a capacity to judge, a structure of the world, or a method of argument. Its exact force depends on author and passage.

Works
361
Passages
33,694
Thinkers
54
Traditions
17

Understand uses of the concept

Reason can name a capacity to judge, a structure of the world, or a method of argument. Its exact force depends on author and passage.

In ancient texts, practical reason, logical argument, and cosmic order can meet without becoming identical. The corpus connects annotated occurrences while keeping reference and translation visible so readers can verify changes in meaning.

Lexical variants: raison, reason, ratio, λογ

Works where the concept is identified

  1. Abraham Lincoln Papers: Lincoln-Authored DocumentsAbraham Lincoln · 0 passages
  2. Abraham Lincoln Papers: Incoming and Contextual DocumentsCorrespondents and archival record · 6,984 passages
  3. Testimonies and Fragments of Aristo of ChiosAristo of Chios · 55 passages
  4. Eudemian EthicsAristotle · 41 passages
  5. MetaphysicsAristotle · 142 passages
  6. Nicomachean EthicsAristotle · 116 passages
  7. PoeticsAristotle · 26 passages
  8. PoliticsAristotle · 145 passages
  9. RhetoricAristotle · 882 passages
  10. Aṅguttara Nikāya: Numerical DiscoursesSiddhartha Gautama / Buddha · 0 passages
  11. Dhammapada: Verses on the DhammaSiddhartha Gautama / Buddha · 0 passages
  12. Dīgha Nikāya: Collection of Long DiscoursesSiddhartha Gautama / Buddha · 0 passages
  13. Majjhima Nikāya: Collection of Middle-Length DiscoursesSiddhartha Gautama / Buddha · 0 passages
  14. Saṃyutta Nikāya: Connected DiscoursesSiddhartha Gautama / Buddha · 0 passages
  15. Sutta Nipāta: Early Collection of Discourses in VerseSiddhartha Gautama / Buddha · 0 passages
  16. Ancient testimonia on CarneadesCarneades · 51 passages
  17. SVF II: Chrysippus on Logic and PhysicsChrysippus · 348 passages
  18. SVF III: Chrysippus on EthicsChrysippus · 51 passages
  19. AcademicaCicero · 22 passages
  20. Brutus, or On Eminent OratorsCicero · 142 passages
  21. Catilinarian OrationsCicero · 30 passages
  22. Letters to AtticusCicero · 230 passages
  23. Letters to FriendsCicero · 225 passages
  24. Letters to QuintusCicero · 39 passages
  25. Lucullus, Book Two of the AcademicaCicero · 45 passages
  26. On DivinationCicero · 285 passages
  27. On DutiesCicero · 127 passages
  28. On EndsCicero · 168 passages
  29. On FateCicero · 49 passages
  30. On FriendshipCicero · 30 passages