Torah is light, mitzvah is its lamp

בפסוק ואתה תצוה ויקחו אליך כו'.

On the pasuk: "And you shall command... that they take to you..." (Shemos 27:20).

The Sefas Emes opens with the command that the oil for the Menorah be brought "to you" — to Moshe Rabbeinu — and sets out to explain why the Torah singles out Moshe here.

כי בחי' משה רבינו ע"ה הוא תורה אור.

For the aspect of Moshe Rabbeinu is "Torah is light" (Mishlei 6:23).

Moshe represents the dimension of pure Torah itself — an illumination that shines directly, like light.

והוא למעלה מן השגת אדם.

And this is beyond the grasp of a human being.

That level of unmediated Torah-light is too lofty for an ordinary person to receive on his own.

לכן צריכין לקבל הארת התורה על ידי נר מצוה.

Therefore one must receive the illumination of the Torah by means of "the mitzvah is a lamp" (Mishlei 6:23).

Since the light of Torah is unattainable directly, it must reach us through the vessel of the mitzvos, which are like a lamp that holds and channels the light.

וכל בני ישראל קודם החטא היו במדריגת מרע"ה.

And all of Bnei Yisrael, before the cheit (the sin of the Golden Calf), were on the level of Moshe Rabbeinu.

Before they sinned, every Jew could receive the pure Torah-light directly, just as Moshe did.

רק אחר החטא כתיב ויקחו אליך.

Only after the cheit is it written, "that they take to you."

Once they fell through the sin, the light had to be drawn through Moshe — "to you" — rather than reaching each person directly.

ובודאי (גם) מקודם הי' [גם] תרי"ג מצות שבתורה רק באופן המעולה.

And surely even beforehand the 613 mitzvos of the Torah existed — only in a more exalted manner.

The mitzvos were always there; before the sin they were observed on an incomparably higher plane.

ואיתא עבירה מכבה מצוה ואינה מכבה תורה.

And it is taught: "An aveirah (sin) extinguishes a mitzvah, but does not extinguish Torah" (Sotah 21a).

Sin can snuff out the "lamp" of a mitzvah, but it cannot put out the "light" of Torah itself.

לכן בבחי' התורה לא נעשה קלקול רק בבחי' המצוה.

Therefore, in the dimension of Torah no damage was done — only in the dimension of the mitzvah.

The sin harmed the lamp (the mitzvos, the realm of action) but left the inner light of Torah untouched.

וזה כל ענין פרשה זו הדלקת מנורה ובגדי כהונה כי עשיית המשכן הוא המשכת אור השכינה.

And this is the whole theme of this parshah — the kindling of the Menorah and the bigdei kehunah (priestly garments) — for the making of the Mishkan is the drawing down of the light of the Shechinah.

The parshah deals with the lamp and the garments precisely because the Mishkan's purpose is to draw the Divine Presence down into the physical world.

והעבודות שע"י כהן שהן בעובדא.

And the avodos performed by the Kohen, which are matters of deed.

The Kohen's service belongs to the realm of action and physical performance.

זה בחי' המצות לזה היו צריכין עצות ע"י בחי' מרע"ה שיקרב אותם.

This is the dimension of the mitzvos; for this they needed guidance through the aspect of Moshe Rabbeinu, to bring them close.

Because the realm of action (the mitzvos) had been damaged, it needed Moshe to draw it back near to its source.

ואיתא כי בפרשה זו נתקיים אמירת מרע"ה מחני נא שאין נזכר שמו בפרשה זו.

And it is taught that in this parshah the words of Moshe Rabbeinu, "Erase me, please" (Shemos 32:32), were fulfilled, for his name is not mentioned in this parshah.

Parshas Tetzaveh is the only parshah from Moshe's birth onward in which his name never appears — a fulfillment of his plea to be "erased" on behalf of Bnei Yisrael.

והוא כנ"ל כי בבחי' המצות נפלו מן מדריגת אספקלריא המאירה בחי' מרע"ה.

And this is as explained above: that in the dimension of the mitzvos they fell from the level of the "clear lens" (aspaklaria ha-me'irah), the aspect of Moshe Rabbeinu.

Moshe is the "clear lens" through which prophecy and Torah-light shine without distortion; after the sin the people dropped from that clarity specifically in the realm of action.

לכן צריכין עתה יגיעה רבה בעובדין דקשוט יותר מבעסק התורה כמ"ש בזוה"ק תרומה:

Therefore one now needs great exertion in "deeds of truth" (ovdin di-keshot) even more than in the study of Torah, as is stated in the Zohar HaKadosh, Terumah.

Since the damage was specifically in the realm of action, our avodah now demands even greater toil in performing genuine deeds than in Torah study, for that is where repair is most needed.

Summary: Moshe Rabbeinu embodies "Torah is light," a brilliance too lofty to receive directly, so it must reach us through "the mitzvah is a lamp." Before the cheit ha-egel, Bnei Yisrael grasped the light directly; afterward they fell specifically in the realm of action, which is why Parshas Tetzaveh — centered on the Menorah, the priestly garments, and the avodah of deed — omits Moshe's name as he "erases" himself to draw the damaged realm of action back to its source, teaching that our avodah now requires especially great toil in genuine deeds.