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What does kedoshim tihyu (you shall be holy) add beyond existing prohibitions? Kedusha means voluntarily limiting ourselves within permitted activities, mirroring God's own restraint in allowing human freedom. This creates the relational 'space' that enables authentic divine-human connection rather than mere compliance.
This shiur presents a revolutionary understanding of kedusha (holiness) through an analysis of Parshas Kedoshim and the laws of Orlah. Rabbi Zweig begins by examining the dispute between the Ramban (רמב"ן) and Rambam (רמב"ם) regarding Orlah - why we cannot eat from fruit trees for the first three years. The Ramban explains it as a form of bikurim (first fruits), ensuring we give the first worthy produce to God before partaking ourselves. The Rambam attributes it to preventing idolatrous practices where priests would use incantations to make trees grow faster. Rabbi Zweig questions why, according to the Rambam, a separate prohibition is needed when idolatry is already forbidden. The core discussion centers on the fundamental disagreement between Rashi (רש"י) and Ramban regarding kedoshim tihyu (you shall be holy). Rashi interprets this as creating fences around already forbidden things like arayos (forbidden relationships) and non-kosher foods. The Ramban understands it as restraining from excessive indulgence in permitted activities - kadesh atzmacha b'mutar lach (sanctify yourself in that which is permitted to you).
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What distinguishes the holiness required of Kohanim from that of all other Jews? The shiur develops a yesod that kedushas Yisrael works through separation from the physical world, while kedushas Kohanim achieves complete integration of body and soul. This explains why the laws of tumah and mourning are stricter for Kohanim - their bodies themselves become vessels of holiness.
Why does the Midrash connect Pharaoh's expulsion of the Jews to the mitzvah of shiluach hakan? The shiur develops a chiddush that Pharaoh's sin wasn't only drowning the children, but the insensitivity of expelling the parents afterward. The deeper analysis reveals that Pharaoh may have valued the Jews greatly and wanted to control them—making his expulsion an act of tremendous cruelty, not liberation.
Why does Moshe respond to the splitting of the sea with shirah rather than praise or thanksgiving? Rashi's use of "al libo" reveals that shirah is an emotional expression—a response of love to love. When Hashem shows personal care, the only adequate response is "I love You too," not mere gratitude or praise, and this principle applies to all relationships.
Parshas Kedoshim, Vayikra 19:2, Laws of Orlah
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Why does Parshas Emor treat Kohanim differently even when they share the same prohibitions as other Jews? The shiur develops the concept that Kohanim possess kedushas haguf—inherent physical holiness—unlike other Jews whose kedushah is purely spiritual. This reflects the parsha's revolutionary shift from kedushah as separation from the physical to tahara as integration of body and soul.
