1. Home
    1. Study Guide
    2. Community Standards
    3. Site Map
    4. Quizzes
    5. Articles On Physics
    6. Articles On Canonics
    7. Articles On Ethics
    8. All Articles
    9. Elli's Blog Posts
    10. Kalosyni's Blog
    11. All Blog Posts
  2. Lexicon
    1. Lexicon Home
    2. FAQ
    3. Files
    4. Search Assistance
    5. Foundations
    6. Navigation Outlines
    7. Reading List
    8. Key Pages
    9. Last Changes
  3. Forum
    1. Full Forum List
    2. Welcome Threads
    3. Ancient Texts Forum
    4. Physics
    5. Canonics
    6. Ethics
    7. Forum Shortcuts
    8. Forum Navigation Map
    9. Featured
    10. Most Discussed
  4. Latest
    1. New Activity
    2. Latest Threads
    3. Dashboard
    4. Search By Tag
    5. Complete Tag List
  5. Podcast
    1. Lucretius Today Podcast
    2. Episode Guide
    3. Lucretius Today At Youtube
    4. EpicureanFriends Youtube Page
  6. Texts
    1. Overview
    2. Torquatus On Ethics
    3. Velleius On Divinity
    4. Diogenes Laertius
    5. Principal Doctrines
    6. Vatican Collection
    7. Lucretius
    8. Herodotus
    9. Pythocles
    10. Menoeceus
    11. Fragments - Usener Collection
    12. Greek/Latin Help
  7. Gallery
    1. Latest Images
    2. Featured images
    3. Latest Comments
  8. More
    1. Featured Content
    2. Logbook
    3. EF ToDo List
  • Login
  • Register
  • Search
This Forum
  • Everywhere
  • This Forum
  • Forum
  • Articles
  • Blog Articles
  • Files
  • Gallery
  • Pages
  • Wiki
  • FAQ
  • More Options
  1. EpicureanFriends - Classical Epicurean Philosophy
  2. Forum
  3. Ancient Texts Relevant To Epicurus
  4. Epicurus - Letters And Works

Epicurus - Principal Doctrines

This subforum is devoted to the Principal Doctrines of Epicurus.  Please note:

https://www.epicureanfriends.com/wcf/principal-doctrines-page---threads-sorted-by-doctrine/
  • ** If you would like to make a comment or ask a question that concerns them all, please use the "General" subforum below. 

  • ** If your question or comment relates to a particular doctrine, click the appropriate doctrine in the numbered chart below, and you will see the existing threads for that doctrine. 

  • ** If you start a new thread on a particular doctrine, please entitle it "PDXX - Topic," and use the appropriate PDXX Tag so that your thread can be found in the future.

  • ** Click here for a listing of all Principle Doctrine threads in order by doctrine 
  • ** Click here for a full list of the text of all Principal Doctrines.

 

** The Vatican List Of Sayings Of Epicurus **

PD01 | PD02 | PD03 | PD04 | PD05
PD06 | PD07 | PD08 | PD09 | PD10
PD11 | PD12 | PD13 | PD14 | PD15
PD16 | PD17 | PD18 | PD19 | PD20
PD21 | PD22 | PD23 | PD24 | PD25
PD26 | PD27 | PD28 | PD29 | PD30
PD31 | PD32 | PD33 | PD34 | PD35
PD36 | PD37 | PD38 | PD39 | PD40

Latest Lucretius Today Podcast
Episode 359 — "According To The Skeptics, Why Aim For The Truth When You Can Give Up Trying To Be Right And Never Have To Admit That You're Wrong?"
Zoom Meetings
Wednesdays — Review of Usener's Collection - Current Topic: Canonics Sundays — Update and Special Topics - (1) Why Navigate By Anything Other Than The North Star? and (2) Implications Of The Power of Infinity
Latest Announcement
Website Overview Forum Navigation Map Announcements Recent Activity
  • RSS Feed
      • Replies
        • Title
        • Author
        • Date
        • Replies
        • Reactions
        • Views
        • Last Reply
    1. Commentary On The Principal Doctrines And Vatican Sayings

      • Thanks 2
      • Cassius
      • April 17, 2026 at 11:10 AM
      • Cassius
      • April 17, 2026 at 11:10 AM
    2. Replies
      0
      Views
      1.2k
    1. PD10 - Interpretations of PD 10 Discussion 134

      • Thanks 1
      • Don
      • January 16, 2021 at 8:50 AM
      • Don
      • January 13, 2022 at 8:39 AM
    2. Replies
      134
      Views
      74k
      134
    3. Elli

      January 13, 2022 at 8:39 AM
    1. PD19 And The Meaning Of No "Greater" Pleasure 96

      • Thanks 3
      • Cassius
      • August 11, 2022 at 6:16 AM
      • Cassius
      • August 24, 2022 at 2:46 PM
    2. Replies
      96
      Views
      44k
      96
    3. Godfrey

      August 24, 2022 at 2:46 PM
    1. PD 25 meaning? by Woolf (2004) 66

      • Thanks 2
      • wbernys
      • May 10, 2026 at 6:20 PM
      • wbernys
      • May 24, 2026 at 9:52 AM
    2. Replies
      66
      Views
      7.1k
      66
    3. Patrikios

      May 24, 2026 at 9:52 AM
    1. PD01 - Gratitude and Weakness (Especially In Relation to the Gods) 59

      • Like 4
      • Eikadistes
      • May 7, 2023 at 1:45 PM
      • Eikadistes
      • May 16, 2023 at 8:32 AM
    2. Replies
      59
      Views
      39k
      59
    3. Don

      May 16, 2023 at 8:32 AM
    1. What if Kyriai Doxai was NOT a list? 55

      • Like 4
      • Don
      • July 18, 2023 at 10:34 PM
      • Don
      • June 5, 2025 at 7:12 AM
    2. Replies
      55
      Views
      33k
      55
    3. Don

      June 5, 2025 at 7:12 AM
    1. PD01 - Best Translaton Of PDO1 To Feature At EpicureanFriends? 42

      • Like 2
      • Cassius
      • July 10, 2023 at 7:42 PM
      • Cassius
      • June 14, 2025 at 2:44 PM
    2. Replies
      42
      Views
      23k
      42
    3. Bryan

      June 14, 2025 at 2:44 PM
    1. PD24 - Alternate Translations 32

      • Cassius
      • November 19, 2017 at 11:42 AM
      • Cassius
      • December 19, 2023 at 12:10 AM
    2. Replies
      32
      Views
      19k
      32
    3. Bryan

      December 19, 2023 at 12:10 AM
    1. PD02 - Best Translation To Feature At EpicureanFriends? 31

      • Like 1
      • Cassius
      • July 12, 2023 at 12:02 PM
      • Cassius
      • November 14, 2024 at 2:35 PM
    2. Replies
      31
      Views
      19k
      31
    3. Kalosyni

      November 14, 2024 at 2:35 PM
    1. PD14 - Alternate Translations 31

      • Cassius
      • November 19, 2017 at 11:40 AM
      • Cassius
      • September 7, 2021 at 6:25 PM
    2. Replies
      31
      Views
      23k
      31
    3. Godfrey

      September 7, 2021 at 6:25 PM
    1. PD24 - Commentary and Translation of PD 24 30

      • Love 3
      • Don
      • September 2, 2020 at 11:56 PM
      • Don
      • July 7, 2026 at 5:42 PM
    2. Replies
      30
      Views
      20k
      30
    3. Bryan

      July 7, 2026 at 5:42 PM
    1. PD06 - Best Translation of PDO6 to Feature at EpicureanFriends.com 28

      • Cassius
      • August 8, 2023 at 12:17 PM
      • Cassius
      • August 9, 2023 at 10:29 PM
    2. Replies
      28
      Views
      16k
      28
    3. Don

      August 9, 2023 at 10:29 PM
    1. Presenting the Principal Doctrines in Narrative Form 28

      • Love 2
      • Cassius
      • August 12, 2022 at 8:37 AM
      • Cassius
      • June 22, 2023 at 6:07 PM
    2. Replies
      28
      Views
      18k
      28
    3. Don

      June 22, 2023 at 6:07 PM
    1. PD01 - Blessed and Imperishable? 23

      • Love 1
      • Don
      • March 2, 2020 at 6:50 AM
      • Don
      • November 16, 2020 at 6:46 PM
    2. Replies
      23
      Views
      20k
      23
    3. Godfrey

      November 16, 2020 at 6:46 PM
    1. PD03 - Best Translation of PD3 To Feature At EpicureanFriends? 19

      • Cassius
      • July 17, 2023 at 9:19 AM
      • Cassius
      • July 18, 2023 at 8:36 AM
    2. Replies
      19
      Views
      13k
      19
    3. Don

      July 18, 2023 at 8:36 AM
    1. PD10 - Commentary on KD 10 19

      • Don
      • March 12, 2020 at 8:51 PM
      • Don
      • March 18, 2020 at 10:01 AM
    2. Replies
      19
      Views
      17k
      19
    3. Don

      March 18, 2020 at 10:01 AM
    1. Have PD35 and Vatican Saying 7 been straw-manned? 18

      • Like 1
      • wbernys
      • April 18, 2026 at 3:28 AM
      • wbernys
      • May 28, 2026 at 2:35 PM
    2. Replies
      18
      Views
      2.7k
      18
    3. DaveT

      May 28, 2026 at 2:35 PM
    1. PD09 - Condensed Pleasure 15

      • Elayne
      • March 25, 2019 at 2:57 PM
      • Elayne
      • March 27, 2019 at 6:55 PM
    2. Replies
      15
      Views
      14k
      15
    3. Cassius

      March 27, 2019 at 6:55 PM
    1. PD05 - Best Translation of PD05 To Feature At EpicureanFriends.com 14

      • Cassius
      • July 31, 2023 at 6:28 AM
      • Cassius
      • August 1, 2023 at 1:30 PM
    2. Replies
      14
      Views
      9.5k
      14
    3. Don

      August 1, 2023 at 1:30 PM
    1. Authorized Doctrines by Norman W. De Witt 11

      • Thanks 5
      • Eikadistes
      • September 6, 2021 at 11:09 AM
      • Eikadistes
      • September 6, 2021 at 8:01 PM
    2. Replies
      11
      Views
      9.2k
      11
    3. Cassius

      September 6, 2021 at 8:01 PM
    1. PD06 - Disputes as to correct translation of PD6 - Should it refer to "sovereignty" and "kingship"? 11

      • Love 2
      • Cassius
      • November 23, 2017 at 6:40 PM
      • Cassius
      • April 12, 2026 at 5:38 PM
    2. Replies
      11
      Views
      15k
      11
    3. Eikadistes

      April 12, 2026 at 5:38 PM
    1. PD02 - Alternate Translations 11

      • Cassius
      • November 19, 2017 at 11:50 AM
      • Cassius
      • December 31, 2021 at 5:59 AM
    2. Replies
      11
      Views
      10k
      11
    3. Elli

      December 31, 2021 at 5:59 AM
    1. Fundamental Articles by William Wallace 8

      • Thanks 3
      • Eikadistes
      • January 22, 2022 at 6:13 PM
      • Eikadistes
      • January 23, 2022 at 7:15 AM
    2. Replies
      8
      Views
      6.5k
      8
    3. Cassius

      January 23, 2022 at 7:15 AM
    1. PD01 - How Blessed and Imperishable Are Used in the Bible 8

      • Like 4
      • Don
      • July 24, 2021 at 7:08 AM
      • Don
      • July 24, 2021 at 11:05 AM
    2. Replies
      8
      Views
      8.1k
      8
    3. Don

      July 24, 2021 at 11:05 AM
    1. Criticism of Dewitt's interpretation of Principal Doctrine 5. 7

      • Like 6
      • wbernys
      • October 4, 2026 at 5:45 PM
      • wbernys
      • October 13, 2026 at 2:34 PM
    2. Replies
      7
      Views
      696
      7
    3. Patrikios

      October 13, 2026 at 2:34 PM
    1. PD30 - Breakdown of PD 30 7

      • Like 1
      • Rolf
      • April 21, 2025 at 5:23 PM
      • Rolf
      • April 22, 2025 at 2:47 AM
    2. Replies
      7
      Views
      5.9k
      7
    3. Cassius

      April 22, 2025 at 2:47 AM
    1. PD07 - Best Translation of PD07 To Feature At EpicureanFriends.com 6

      • Cassius
      • August 15, 2023 at 5:56 PM
      • Cassius
      • August 17, 2023 at 9:32 AM
    2. Replies
      6
      Views
      5.1k
      6
    3. Cassius

      August 17, 2023 at 9:32 AM
    1. PD35 - Plato's ring myth, and gods 6

      • Like 2
      • Godfrey
      • June 10, 2021 at 8:35 PM
      • Godfrey
      • December 29, 2024 at 7:35 PM
    2. Replies
      6
      Views
      8.7k
      6
    3. Cassius

      December 29, 2024 at 7:35 PM
    1. PD20 - Commentary on PD 20 6

      • Love 1
      • Don
      • March 26, 2020 at 5:31 AM
      • Don
      • March 26, 2020 at 10:13 AM
    2. Replies
      6
      Views
      9.1k
      6
    3. Cassius

      March 26, 2020 at 10:13 AM
    1. PD05 - The Meaning of The Second of the Three Virtue Adverbs In PD5 - "Honorably?" 6

      • Love 1
      • Cassius
      • November 3, 2019 at 11:52 AM
      • Cassius
      • September 19, 2020 at 12:13 PM
    2. Replies
      6
      Views
      7.7k
      6
    3. Joshua

      September 19, 2020 at 12:13 PM
    1. Principal Doctrines by Odysseus Makridis 5

      • Thanks 1
      • Eikadistes
      • September 8, 2021 at 7:48 AM
      • Eikadistes
      • September 9, 2021 at 4:59 AM
    2. Replies
      5
      Views
      5.2k
      5
    3. Don

      September 9, 2021 at 4:59 AM

Display Options

Resources

  1. Getting Started At EpicureanFriends
  2. Community Standards And Posting Policies
  3. The Major Doctrines of Classical Epicurean Philosophy
  4. Introductory Videos
  5. Lexicon
  6. Lucretius Today Podcast
    1. Podcast Episode Guide
  7. Key Epicurean Texts
    1. Chart Of Key Quotes
    2. Outline Of Key Quotes
    3. Side-By-Side Diogenes Laertius X (Bio And All Key Writings of Epicurus)
    4. Side-By-Side Lucretius - On The Nature Of Things
    5. Side-By-Side Torquatus On Ethics
    6. Side-By-Side Velleius on Divinity
    7. Lucretius Topical Outline
    8. Usener Fragment Collection
  8. Frequently Asked Questions
    1. FAQ Discussions
  9. Full List of Forums
    1. Physics Discussions
    2. Canonics Discussions
    3. Ethics Discussions
    4. All Recent Forum Activities
  10. Image Gallery
  11. Featured Articles
  12. Featured Blog Posts
  13. Quiz Section
  14. Special Resource Pages
  15. File Database
  16. Site Map
    1. Home

Frequently Used Forums

  • Frequently Asked / Introductory Questions
  • News And Announcements
  • Lucretius Today Podcast
  • Physics (The Nature of the Universe)
  • Canonics (The Tests Of Truth)
  • Ethics (How To Live)
  • Against Determinism
  • Against Skepticism
  • The "Meaning of Life" Question
  • Uncategorized Discussion
  • Comparisons With Other Philosophies
  • Historical Figures
  • Ancient Writers and Texts
  • Decline of The Ancient Epicurean Age
  • Unsolved Questions of Epicurean History
  • Welcome New Participants
  • Events - Activism - Outreach
  • Full Forum List

Latest Posts

  1. The Role Of Vortices (The Vortex) In The Creation Of Worlds - Part of the Epicurean Alternative To Intelligent Design

    Cassius
    November 14, 2026 at 3:58 PM
  2. Episode 360 - EATAQ42 - Continuing in Part 21 of Book 2 of Academic Questions - Not Yet Recorded

    Cassius
    November 14, 2026 at 1:44 PM
  3. New Article Attacking Epicurean Physics: "Science Versus the Oldest Anti-Intelligent Design Argument "

    Cassius
    November 13, 2026 at 11:52 AM
  4. Episode 359 - EATAQ41 - According To The Skeptics, Why Aim For The Truth When You Can GIve Up Trying To Be Right And Never Have To Admit That You're Wrong?

    Cassius
    November 12, 2026 at 3:24 PM
  5. Book Referenced in Zoom - Kelly McGonigal's "Joy Is A Risk Worth Taking"

    Cassius
    November 12, 2026 at 7:04 AM
  6. Savoring the Present Moment

    Kalosyni
    November 10, 2026 at 4:47 PM
  7. The Art of Remembering

    Kalosyni
    November 10, 2026 at 4:36 PM
  8. Welcome DevinH!

    Patrikios
    November 10, 2026 at 1:14 PM
  9. Under What Circumstances, If Any, Would An Epicurean Choose A Course That Produced (For Example) 98% Pleasure And 2% Pain Over A Course That Was 100% Pleasure and 0% Pain?

    Cassius
    November 9, 2026 at 1:52 PM
  10. Using AI to create flow charts of Lucretius' De Rerum Natura

    Cassius
    November 7, 2026 at 3:41 PM

Frequently Used Tags

In addition to posting in the appropriate forums, participants are encouraged to reference the following tags in their posts:

  • #Physics
    • #Atomism
    • #Gods
    • #Images
    • #Infinity
    • #Eternity
    • #Life
    • #Death
  • #Canonics
    • #Knowledge
    • #Scepticism
  • #Ethics

    • #Pleasure
    • #Pain
    • #Engagement
    • #EpicureanLiving
    • #Happiness
    • #Virtue
      • #Wisdom
      • #Temperance
      • #Courage
      • #Justice
      • #Honesty
      • #Faith (Confidence)
      • #Suavity
      • #Consideration
      • #Hope
      • #Gratitude
      • #Friendship



Click Here To Search All Tags

To Suggest Additions To This List Click Here

Newest Members

  1. demstar5555

    November 15, 2026 at 4:20 AM
  2. cgibernau

    November 14, 2026 at 11:43 AM
  3. Davidgn

    November 11, 2026 at 4:48 PM
  4. pineblue

    November 11, 2026 at 4:09 AM
  5. redjessi20132

    November 9, 2026 at 10:42 PM

Statistics

  • 116 Threads
  • 1,010 Posts (0.24 Posts per Day)

EpicureanFriends - Classical Epicurean Philosophy

  1. Home
    1. About Us
    2. Classical Epicurean Philosophy
    3. Rules, Terms & Policies
  2. Lexicon
    1. Getting Started
  3. Frequently Asked Questions
    1. Site Map
  4. Forum
    1. Latest Threads
    2. Featured Threads
    3. Unread Posts
  5. Texts
    1. Core Texts
    2. Biography of Epicurus
    3. Lucretius
  6. Articles
    1. Latest Articles
  7. Gallery
    1. Featured Images
  8. Calendar
    1. This Month At EpicureanFriends
Powered by WoltLab Suite™ 6.2.9
Style: Inspire by cls-design
Stylename
Inspire
Manufacturer
cls-design
Licence
Commercial styles
Help
Supportforum
Visit cls-design