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Why does the Gemara (גמרא) say that when a woman ovulates first, a male child is born - seemingly backwards? The shiur develops a yesod that originally Adam contained both male and female elements, and after the sin, each person retains both aspects with one dominant and one recessive. Marital union expresses our hidden internal nature, fundamentally reframing relationships and explaining gender differences in spiritual development.
This shiur presents a revolutionary understanding of human nature based on the verse 'Zachar u'Nekevah Bara Osam' (male and female He created them). Rabbi Yeshaya Greenberg ZT"L begins by examining why the Gemara (גמרא) states that when a woman ovulates first, a male child is born, and when a man's seed is prominent, a female child results - seemingly counterintuitive. The key insight emerges from understanding that originally, each person contained both male and female elements within themselves. Before the primordial sin, Adam and Chava were essentially one being with both male and female aspects, sharing one name (Adam) and one destiny. This explains why the Septuagint translation changed the verse to avoid suggesting that each form was individually both male and female, which would have been misunderstood by Talmai HaMelech. After the sin, when Adam and Chava became separate entities with different destinies, each retained both male and female elements, but in different proportions - one dominant and one recessive. The drive for marital union stems not from lacking what the other has, but from the need to express the recessive aspect within oneself. When a woman's spiritual drive (her male aspect) is prominent during conception, it produces a male child; when a man's physical drive (his female aspect) dominates, it produces a female child. This creates a fundamentally different understanding of relationships - not as two incomplete halves seeking completion, but as two complete beings each containing both elements, seeking to express their hidden aspects through union. The Midrashim about the difficulties of childbirth and the marvel of embryonic development become relevant here because post-sin reproduction involves expressing one's recessive inner nature - a costly spiritual process requiring tremendous life force. Bris milah takes on new meaning in this context, representing the drive toward perfection (shleimus) that motivates post-sin humanity. The debate between Rabbi Akiva and Turnus Rufus about whether divine or human actions are superior relates to this drive for perfection - humans can now achieve spiritual elevation precisely because they possess this internal duality and yearning for completion. This explains why the Avos correspond to the physical mitzvos of Pesach (פסח) (eating) while the Imahos correspond to the four cups (drinking) - each is working to elevate their respective domains while being driven by their opposite internal aspect. The shiur concludes that this understanding explains fundamental differences in chinuch (education) and spiritual development between males and females, as they are driven in different directions - men toward elevating the physical, women toward spiritual elevation - based on their recessive internal aspects seeking expression.
Parshas Tazria 12:2
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