The Sefat Emet explores light and darkness as fundamental spiritual principles — not as opposites but as complementary forces in creation and divine service. Darkness functions as a concealment that allows the world to receive measured illumination, while the hidden primordial light stored within Torah becomes accessible through learning and the performance of mitzvot with pure intention.
ועבודת האדם לברר זה שכל מעשה ע״י חיות השי״ת
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What the sources say
The Sfat Emet understands creation as the process by which an inner divine light spreads outward into the physical world — the Sfat Emet (Bereishit 5633) explains that the very word בריאה means to reveal and spread from something internal to the external part of the world.
That hidden light is not lost but awaits human action to renew it, as the Sfat Emet (Bereishit 5631) teaches that when a person acts through the power of Torah to fulfill the Creator's will, he thereby renews the light that was concealed within nature — and in doing so becomes, in the words of Chazal, a partner in the work of Creation.
This dynamic between the hidden inner source and its outward expression extends even to Sinai: the Sfat Emet (Shavuot 5632) notes that the inner power concealed during creation was finally revealed when the Torah was given, reconnecting everything to its source.
Sefat Emet, Leviticus, Emor 2:1
The Sefat Emet teaches that the placement of Chanukah in the darkest time of the year is not incidental — it reveals a foundational principle that the greatest light is always revealed specifically from within the deepest darkness, as the letters of the Torah shine most brightly against the darkness of the parchment.
תרל"ג
Sefat Emet – Rabbi Yehudah Leib Alter of Ger, translated by Rabbi Arthur Green
Sefat Emet, Genesis, Bereshit 3
The Sefat Emet explores the tension between light and darkness at the moment of Creation, suggesting that darkness is not merely an absence but a concealment — a divine garment that allows the world to receive light in measured form.
טוב מאוד. וזה לשון בריאה מה שמתגלה ומתפשט לחצונות העולם:
The praise in the creation of the heavens and the earth, as it says, "See who created these," is the wonder of how HaShem's energy can spread into physical things. This is the meaning of the word "creation" (בריאה): to reveal and spread from something internal to the external part of the world.
Sefat Emet, Genesis, Bereshit 1
The Sefat Emet discusses the primordial light (אור הגנוז) that was hidden away after Creation, teaching that this hidden light is stored within Torah itself and is accessible to those who engage in it with purity of heart.
ועבודת האדם לברר זה שכל מעשה ע"י חיות השי"ת. וכשהאדם עושה מעשיו עפ"י כח התורה להשלים רצון הבורא אז מחדש האור שנגנז בהטבע. וע"ז נאמר ואשים דברי בפיך כו' וליסוד ארץ לאמור לציון עמי אתה ודרשו חז"ל אל תקרא עמי אלא עמי שהוא שותף במעשה בראשית בזוה"ק [בהקדמה דף ה']. פי' ציון הוא הנקודה שיש בכל דבר רשימה ואות לזכור שהוא מהשי"ת.
When a person performs any action, it is [only] because of the power of Torah to fulfill the will of the Creator, thus renewing the light hidden within Creation. This is hinted at in the verse "I have put my words in your mouth...who laid the foundations of the earth and say to Zion 'You are my people'." The sages interpret the verse: Don't read ami/my people--rather immi/with me, as a partner in the work of Creation.
Sefat Emet, Genesis, Bereshit.6:3
The Sefat Emet reflects on the separation of light and darkness ('וַיַּבְדֵּל אֱלֹהִים בֵּין הָאוֹר וּבֵין הַחֹשֶׁךְ'), teaching that this primordial division is the template for all spiritual work — the ongoing human task of distinguishing and elevating the holy sparks hidden within darkness.
ברש"י עלה במחשבה לבראות במה"ד וראה שאין העולם מתקיים שיתף מדת הרחמים. וח"ו שיהי' חזרה באחרונה. רק שבוודאי כך צריך להיות גם למטה כי רצון האדם ומחשבתו צריך להיות לעשות ולקיים הכל ממש כדין וכרצון הבורא. ואם כי אינו יכול לגמור במעשה הכל כראוי. אח"כ שיתף מדה"ר. אבל הרצון צריך להיות כדין. ונודע כי מחשבת האדם נוגע בשורש המחשבה ומעשיו בשורש המעשה. ולכן עלה במחשבה במדה"ד שהרצון יהי' בדין כנ"ל. ואמת כי המעשה אינו נגמר רק בעזר הבורא כמ"ש לאל גומר עלי וזה הוא ברחמים כי במדה"ד צריך האדם לעשות כל המוטל עליו בעצמו. רק אם הרצון כראוי אז מסייעין אותו משמים וזה שיתף עמו מדה"ר:
Rashi (Bereishis 1:1) explains that Hashem originally intended to create the world with the attribute of judgement, but seeing that the world could not endure, He combined it with mercy. This does not imply a retraction, as Hashem's decisions are perfect. Instead, it teaches us that our intention should always be to act with strict adherence to justice, striving to fulfill Hashem's will perfectly. However, since we cannot achieve this on our own, Hashem combines mercy to allow us to complete our actions properly. Our intention must always aim for perfection. It is known that our thoughts connect to the highest source of thoughts, and our actions to the source of all actions. Hashem's original intention to create the world with judgement means our desire should align with this standard. In reality, our actions can only be completed with Hashem's help, as expressed in “The G-d who completes for me.” This completion is through mercy, as strict judgement requires us to do everything ourselves, which is impossible. When our intentions are correct, Hashem assists us, combining judgement with mercy.
Sefat Emet, Numbers, Shavuot 1
On the giving of the Torah at Sinai, the Sefat Emet explains that Torah is the vessel of the אור הגנוז — the hidden light — and that Matan Torah was the moment when this primordial light became accessible to the Jewish people through the medium of learning and mitzvot.
ועיין לקמן כי סיום הדיבור שייך ליום ב' שחל בשבת]: יום א'
During creation, this inner power was hidden, but it was revealed on the day the Torah was given, reconnecting everything to its source. This is reflected in the phrase "face to face Hashem spoke to you," where the internal essence (pnimius) was revealed.