ויבן את הצלע

Built for Understanding

Halaĉic Baseline: The Bounds of Testimony

The starting point for any rigorous analysis of testimony in Jewish law is the statutory requirement of the testimony within Base Din. The Torah states[i] regarding witnesses, ועמדו שני האנשים – And the two men shall stand. From this, the Halaĉic mechanism of formal testimony is derived[ii].

Rambam[iii] explicitly codifies this, ruling that women are disqualified from serving as formal witnesses, categorizing this exclusion as a גזירת הכתוב – a scriptural decree. The Shulĉan Aruĉ[iv] cements this[v] into standard civil procedure: formal monetary or capital judgments[1] cannot be executed based on the testimony of women.

Historically, this Halaĉa has generated a cottage industry of apologetics. Later commentators and sociologists have attempted to retroactively explain this law by appealing to the norms of antiquity – suggesting that women were at the time sequestered from the marketplace, lacked business acumen, or[vi] that the adversarial atmosphere of the courtroom compromised their modesty.

Apologetics Cracks

When subjected to cross-examination within the broader Talmudic corpus, these sociological explanations immediately collapse. The Halaĉic system is riddled with “exceptions” that prove women were implicitly trusted by the Sages:

  1. The Realm of איסור והיתר: In certain matters of ritual prohibition and permission – such as Kashrus, Ĉala, and טהרת המשפחה – the menstruation cycle – the Halaĉa relies universally and almost exclusively on women. Even a single woman alone is allowed to testify in such matters, which testimony can absolve a person from a capital crime, or render someone culpable of a capital sin. If the exclusion from עדות was based on a presumption of unreliability or intellectual frailty, the entire edifice of the kosher kitchen and family purity would shatter as we would require all men to be responsible for cooking meals at home etc.

Furthermore, the foundational rule of ritual prohibition and permission is עד אחד נאמן באיסורין – one witness is believed in prohibitions [stress added for emphasis]. It is based on that fundamental rule that we accept the word of a single woman in such matters, a rule which defines this testimony with the term עד – a witness. Her statements are accepted as testimony, which proves women are allowed to testify in such matters.

  1. The Precedent of Devorah: The Book of Judges explicitly[vii] identifies Devorah as a prophetess who judged the Jewish people “היא שפטה את ישראל בעת ההיא”. If women are categorically unfit for the courtroom due to cognitive or emotional shortcomings or considerations of modesty[2], how could the nation be governed by a female Supreme Judge?
  2. The Courtroom Reality (קים ליה בגוויה): In the Gemara[viii] there was a case where Rava’s wife (the daughter of Rav Ĉisda) tells Rava that a certain woman who was there to swear in a monetary proceeding is suspected of lying. Rava then orders the other party to swear and accordingly awards the money confiscated to the other party. When challenged, Rava declares קים ליה בגוויה – he has absolute certainty that she does not lie[3]. Furthermore, the Rama rules that in venues where only women are present (such as the women’s section of a synagogue), their testimony is accepted to enact monetary fines[4].

These cases prove that the Base Din never doubted a woman’s ability to state the objective truth. Nor, as we see from the rules of איסור והיתר, can we cling to the idea that only exceptional women [like Devorah or Rav Ĉisda’s daughter] can testify. For thousands of years, women of every caliber have consistently been believed.

Furthermore, extending these cases of איסור והיתר as being exceptions to testimony rules – that somehow testimony in a monetary case is different than that in a theological case, runs afoul the statement by the Rambam: women are not accepted as witnesses by Torah decree.

Asked differently: How can the Rambam conclude that women cannot testify by Torah decree when we have so many everyday examples of the opposite. Thus, a purely sociological or capability-based reading of the reasoning for this Mitzvah is profoundly incomplete.

Epistemologically Paradoxical

To understand the courtroom, we must temporarily step out of it and look at how the Talmud defines the cognitive architecture of men and women. We are presented with a paradox.

In explaining why women are subject to Mitzvos a year earlier than men[5], the Gemara[ix] quotes the verse[x] ויבן ה’ אלקים את הצלע. Rav Ĉisda[6] [presumably noted the unusual term ויבן – and he built] said: מלמד שנתן ה’ בינה יתירה באשה יותר מבאיש – this teaches us that G‑d instilled an extra measure of בינה (intuition/understanding) in women more than in men.

And yet, in explaining why a man can be alone with two women, but a woman cannot be alone with two [unrelated to her] men, the Gemara[xi] quotes the Yeshiva of Eliyahu who explained: הואיל ונשים דעתן קלות עליהן – Since women are “light” of mind.

Classical commentaries, particularly Tosafos, work to reconcile this. How can the female mind be structurally endowed with superior intellectual capacity (בינה יתירה), while simultaneously being described as cognitively “light” (דעתן קלות)?

On Building the first Human

To understand women[7], we have to look at how they were created. The Gemara[xii] quotes a fascinating statement by Rabbi Yirmiyah son of Elazar on the verse[xiii] אחור וקדם צרתני – last and first you formed me. This verse can refer to the timeline as to when Adam was created, last in creation, but first in purpose [or punishment]. But, critically, the verse can also be understood more literally: Back and front you formed me meaning that Adam was created as a דיו פרצוף a conjoined twin of two faces. Meaning, Adam and Ĉava were created as two sides of the same body.

This idea of conjoined twins is based on the verse ויבן את הצלע, which Rashi notes means and he built the side, because the word צלע means side as in the verses[xiv] ולצלע המשכן – and on the side of the Mishkan. Rav and Shmuel entertained an argument regarding what side is actually being referred to. One said this is referring to a tail [that Adam was formed with a tail, which was removed, which then served as the skeletal building block from which Ĉava was formed]. One said this refers to a face.

The Gemara goes on to discuss various verses which can be reinterpreted depending on which side of the argument is taken. However, Kabbalah, as taught in Pardes Rimonim[xv] takes this verse and the discussion in the Gemara to a whole deeper meaning.

Ontological Architectural Design of Creation

As the Pardes Rimonim and other Kabbalistic sources explain, the Sefirotic structure of the universe is recursive, mirroring the Tetragrammaton[8]. Creation begins with the flash of Ĉoĉma (the י), which is then expanded and developed by Bina (the ה).

As we stated, Rashi explicitly translates צלע not as a rib, but as a “side”, leaning into one of the opinions[9] between Rav and Shmuel. Originally, Adam and Ĉava were created as a single, two-sided entity – like חכמה or the י – the female side was hidden within the overall structure of the Human. The creation of woman was the structural expression of the side of בינה as being separate from the side of חכמה.

Ĉoĉma is the masculine default: it is cold, rigid, binary, compartmentalized logic. It sees a concept in the totality of its isolation.

Bina, however, is empathic. It is the capacity to understand one thing from within another – להבין דבר מתוך דבר. Bina is a holistic matrix that holds multiple points of view simultaneously; to develop a generalized flash of insight into the details to which it can be applied. This obviously explains why women are more connected to בינה then men are.

The Empathy of Understanding and the Emotions of Knowledge

Generally, emotions exist in two distinct states. There is the general state of an adult, where emotions are born from דעת – the intimate knowledge of the subject of that emotion. One cannot feel emotions toward a complete stranger if there is no intellectual frame of reference. There is however a wilder and more powerful form of emotions, those which comes from כתר – the will and identify of a person. This is why children, whose minds are underdeveloped – they lack דעת – have extremely strong emotions. Those emotions are expressions of כתר which cannot be reasoned with.

Women, built from the empathy of בינה do not develop their emotions through דעת – knowledge of the dry facts. Rather, their intuitive process instinctively taps into the emotions of כתר – as we say התגלות עתיק בבינה. This bears repetition: a woman’s דעת is “light” not because she lacks intellect, but because her cognitive processing is constantly overridden by the overwhelming, empathic power of כתר being revealed through בינה. She cannot be anchored to cold, isolated facts because her soul forces her to synthesize the emotional and internal reality of the whole picture.

Witnessing Halaĉa in Action

When we map this Kabbalistic reality back onto the courtroom, the Halaĉic contradictions vanish, and the classical commentaries are vindicated not as apologists, but as metaphysicians.

The Base Din is an instrument of Din and Gevurah (Strict Judgment). To extract money or issue punishments, the court requires the blunt, binary, detached flash of Ĉoĉma based מוחין דאבא – paternal intelligence.

Because a woman’s cognitive architecture is rooted in Bina, she possesses the intrinsic ability to see the validity, the pain, and the internal narrative of both the plaintiff and the defendant. This ultimate empathy is a spiritual superpower, but it is functionally detrimental to the rigid execution of Din. She is excluded from עדות because the blunt instrument of the courtroom is incompatible with the highly advanced, empathic architecture from which she was built.

This framework answers our original anomalies:

  • איסור והיתר: Why is she trusted in the kitchen? Because a pot of soup has no competing narrative. There is no opposing soul to empathize with. Without an adversarial conflict to trigger her super-empathy, her credibility is absolute.
  • Rambam’s גזירת הכתוב: The Rambam is not offering a cop-out. The “Decree” (גזירה – to cut) refers directly to the ontological severing of the דיו פרצופים. The law reflects the cosmic cut that separated Bina from Ĉoĉma.
  • Tosafos and Devorah: Tosafos asks how Devorah could judge, answering that she acted על פי הדיבור – by direct Divine speech. This is not an excuse. For Devorah to operate the binary machinery of Din without her innate Bina short-circuiting the process through empathy, she required a direct prophetic statement to bypass her empathic matrix. She was the vessel of G-d’s speech.

Persona vs. Soul: Tilting the Ultimate Scales

One final challenge remains: Halaĉa applies this rule universally to all biological women and men. What if a specific woman is ruthlessly cold and objective, while a specific man is paralyzed by empathy? Why does Halaĉa operate on generalized biology rather than individual testing?

The Lubavitcher Rebbe (Sukkos 5750), analyzing the disputes between Base Shammai and Base Hillel, provides the key to understanding this.

The Sages of Base Shammai consistently ruled stringently not because they were angry men, but because their souls were rooted in Gevurah. Base Hillel ruled leniently because their souls were rooted in Ĉesed.

One might ask: how is it possible that the sages could be biased in this fashion. That would imply that our Halaĉa, which is based on majority ruling of Base Hillel, is simply lenient because the people who voted in this way were kind. This however is completely inconsistent with how the sages operated, let alone how the Din of Court operates – even in a secular courtroom.

Halaĉa though is not a set of human laws. It is the path by which people can enact Divine Will and connect to G-d in doing so. Therefore, that a soul was intrinsically connected more to Ĉesed vs. Gevurah is not a contradiction to the process of establishing Halaĉa – rather it is the means to doing so. [Generally speaking] the Mitzvos are fundamentally aspects of G-d’s kindness to the world, providing us a means of connecting with him. Thus, the Halaĉa following Base Hillel is a reflection of G-d’s ways (הלכה) not its cause.

However, when considering a courtroom setting, one in which there are human points of view that diverge – the participation of the individuals becomes the cause of Din. A Jewish Base Din is not a secular court; it is a fractal of the Heavenly Court, as it says in the verse[xvi] אלקים נצב בעדת א-ל. When a witness testifies, they are not just providing data; they are actively channeling the Divine Judgment into the physical world.

The individual personality (the persona) is merely a garment. The soul is the engine that allows Divine Judgement to participate in the court case. The Divine Judgement might be inherently impartial, but it can be “moved” to mercy. We see this with the Genesis Flood. Prior to the flood, G‑d viewed humanity’s evil inclination through the Sefira of Gevurah, resulting in global destruction.[xvii] After the flood, G‑d viewed the exact same data – the evil inclination of man – through the lens of Mercy (Empathic בינה), resulting in the promise of the rainbow[xviii]. The facts did not change; the governing Sefira changed.

If a biological woman – even one with a cold, objective persona – steps into the formal machinery of עדות, her soul remains structurally rooted in Bina. Plugging an empathically Bina-sourced soul into the matrix of the Beis Din literally pulls the Heavenly Court toward empathy. She does not bias the human judges; she biases the Ultimate Judge. By forcing the cosmic scale to tilt toward Mercy, the machinery of strict Din collapses, preventing the court from executing justice.

Halaĉa relies on the archetype because it is the woman’s soul, not her personality, that moves the cosmos.


[1] Arguably, since the ability to enact capital or corporal punishments was discontinued, one could claim the ruling of the Shulĉan Aruĉ is limited to financial matters. And perhaps, when the Sanhedrin is reconstructed, this will be revisited with a possibly different ruling.

[2] Some would answer that this is the very reason the next verse states that she would sit [in judgement] under a palm tree – a place that is open and visible to the public so that there could be no suspicions concerning her modesty. However, with all due respect to the Sefer HaĈinuĉ, the option of conducting a non-adversarial or similar proceeding in the public view is not a caveat which would allow women to testify. Therefore, Devorah’s choice to do so was an expression of her extreme modesty, and not a Halaĉic requirement.

[3] Interestingly, this challenge was issued by Rav Ada bar Masna with respect to a different case in which Rav Papa made a similar statement (“I know this document was repaid”) but was not taken at his word absent a second witness. Rava relied more on his own wife’s testimony [a woman, and a relative] than he did regarding a statement by Rav Papa!

[4] For example, if Heaven forbid, a woman states that another woman struck a third woman. The third woman would be entitled to compensation based on the single witness (a woman) who saw this happen.

[5] A girl becomes בת מצוה at the age of twelve (12), while a boy only becomes בר מצוה at the age of thirteen (13).

[6] Whose daughter grew up to be Rava’s wife (after she became a widow to Rami bar Ĉama), and the famous example of a woman more trustworthy than Rav Papa – which just teaches us the power a simple complementary teaching can have on a person’s psyche, as presumably Rav Ĉisda’s daughter heard her father telling her that she has greater understanding than her brothers.

[7] Or at least to make the attempt

[8] A detailed analysis of the Kabbalah is beyond the scope of the essay. We will explain this from a simple scribal and numerical point of view. The letters Yud, Hay, Vav, Hay (ב”ן – which is appropriate when talking about creation) can all be written out as well as noted as an individual letter. Thus, י is spelled as יוד. ה is spelled as הה (or other spellings depending on which name is referred to). And ו is spelled as וו. Thus, each letter contains within it the un-spelled-out portion of the letter – which is exactly the same as that which is spelled. The letter י (10) is חכמה which has within it י-ו-ד the letters ו and ד (10) which when expressed through בינה form the entirety of זעיר אנפין (6 = ו) and מלכות (ד = דלית לה). Similarly, the ה (בינה) contains within it the five (5) Gevuros. ו (דעת) contains within it the six emotions. And the final ה contains within it the natural Gevuros it is part of as well as the five (5) חסדים.

[9] Based on the Ĉassidim concepts of עילה ועלול the other opinion of the “tail” can also be understood to refer to the expression of בינה from the Sefira of חכמה, as when considering the השתלשלות הגלגלים each Sefira is formed from the “tail-end” and encompassed by the one above it. As both methods of viewing השתלשלות are correct, the Gemara does not conclude which way we follow, Rav or Shmuel, but instead Rabbi Yirmiyah bar Elazar accepts the commonality of the two – that בינה is expressed from חכמה in that they were both conjoined previously.


[i] Devarim 19:17

[ii] See Mishna quoted Gem. Shavuos 30a

[iii] הלכות עדות 9:1-2

[iv] Ĉoshen Mishpat 35:14. See also Ĉoshen Mishpat 7:4 and the commentaries there.

[v] Based on the rulings of the Geonim

[vi] as suggested by the Sefer HaĈinuĉ

[vii] Shoftim 4:4

[viii] Gem. Kesuvos 85a

[ix] Gem. Nida 45b

[x] Beraishis 2:22

[xi] Gem. Kiddushin 80b

[xii] Gem. Eiruvin 18a

[xiii] Tehillim 139:5

[xiv] Shemos 26:20 / 36:25

[xv] 18:3

[xvi] Tehillim 82:1

[xvii] Beraishis 6:5

[xviii] Beraishis 8:21

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