science

Poimandres

Poimandres is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Poimandres rather than just read about it. In short: Poimandres (Greek: Ποιμάνδρης; also known as Poemandres, Poemander or Pimander) is the first tractate in the Corpus Hermeticum, named after its main character Poimandres, the nous of a supreme deity. Etymology Originally written in Greek, the title was formerly understood to mean "shepherd of men" from the words ποιμήν and ἀνήρ.

Key takeaways

Poimandres belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Poimandres to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Poimandres from memory before moving on to harder problems.

Reference excerpt

Etymology Originally written in Greek, the title was formerly understood to mean "shepherd of men" from the words ποιμήν and ἀνήρ. For example, this is how Zosimus of Panopolis interpreted the name. Others, such as F. Ll. Griffith, proposed that it is actually derived from the Coptic phrase ⲡⲉⲓⲙⲉ ⲛ̅ⲧⲉ ⲣⲏ peime nte rē meaning "the knowledge of Re" or "the understanding of Re". Yet another theory is that the name ultimately derives from the name of the popular deified Egyptian pharaoh Amenemhet III, whose name was transliterated into Greek in various forms, including Πορεμανρῆς. Poimandros (Ποίμανδρος) of Greek mythology was the son of Chaeresilaus and Stratonice.

Description The character Poimandres can be considered to be a sort of deity, or attribute of God as nous or "mind" as expressed in the following translations. John Everard translation:

Then said I, "Who art Thou?" "I am," quoth he, "Poemander, the mind of the Great Lord, the most Mighty and absolute Emperor: I know what thou wouldest have, and I am always present with thee." G. R. S. Mead translation:

And I do say: Who art thou? He saith: I am Man-Shepherd [Ποιμάνδρης], Mind of all-masterhood; I know what thou desirest and I'm with thee everywhere. Brian P. Copenhaver translation:

"Who are you?" I asked. "I am Poimandres," he said, "mind of sovereignty; I know what you want, and I am with you everywhere." Salaman, Van Oyen and Wharton translation:

"Who are you?" said I. He said, "I am Poimandres the Nous of the Supreme. I know what you wish and I am with you everywhere."

See also Hermes Trismegistus Hermetica, writings attributed to Hermes Trismegistus Hermeticism, philosophical systems based on the writings attributed to Hermes Trismegistus

References

External links Pœmandres, the Shepherd of Men – Translation by G.R.S. Mead, 1906. Poemander – Translation by John Everard, 1650. Pimander – Latin translation by Marsilio Ficino, Milano: Damianus de Mediolano 1493. The Theological and Philosophical Works of Hermes Trismegistus – translation by John David Chambers, 1882. The Corpus Hermeticum from Thrice Great Hermes: Studies in Hellenistic Theosophy and Gnosis, Volume II at The Internet Sacred Text Archive Ἑρμου του Τρισμεγιστου ΠΟΙΜΑΝΔΡΗΣ – Greek text of the 'Poimandres' Hermetis Trismegisti Poemander – Complete Greek text of Poemander and Latin translation, G. Parthey (ed.), 1854. Corpus Hermeticum – Critical edition and French translation; 4 vols.; eds. A.D. Nock & A.-J. Festugière. Paris: Belles Lettres, 1946–1954.

Illustrations

Worked examples

Example 1 — a first encounter with Poimandres

Start with the simplest possible case. Write down what Poimandres claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Poimandres before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Poimandres ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Poimandres

In research: Poimandres appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Poimandres in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Poimandres is common in secondary-school and first-year university syllabi. It links to neighbouring topics Ancient Greek philosophical literature, Ancient Greek pseudepigrapha, Creation myths, so understanding it makes those chapters shorter.
In everyday life: Look for Poimandres outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Poimandres in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Poimandres means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Poimandres out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Poimandres in simple terms?

Poimandres (Greek: Ποιμάνδρης; also known as Poemandres, Poemander or Pimander) is the first tractate in the Corpus Hermeticum, named after its main character Poimandres, the nous of a supreme deity. Etymology Originally written in Greek, the title was formerly understood to mean "shepherd of men"…

Why does Poimandres matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Poimandres?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Poimandres.