A free account is required to play audio and download files.
No community start suggestion yet.
How do we reconcile the machlokes between Kitzur Vayiggash (safek brachos l'chumra) and Tosfos (no safek in bracha achrona)? The shiur develops a crucial distinction: the Gemara (גמרא) discusses heter achilah, not kiyum hamitzvah of brachos. This resolves the RI-Rif dispute and explains when safek d'rabbanan l'kula applies versus when it doesn't.
This shiur presents a comprehensive examination of the fundamental machlokes between Rishonim regarding the principle of safek brachos. Rabbi Zweig addresses the apparent contradiction between Kitzur Vayiggash's position that birchas hanenin involves an issur d'oraysa (making safek l'chumra) and Tosfos's statement that the Gemara (גמרא)'s discussion focuses on bracha achrona, where there is no safek regarding the obligation since one has already eaten. The shiur offers two approaches to resolve this difficulty. First, Rabbi Zweig suggests that Kitzur Vayiggash may hold that even bracha achrona involves safek gezel, since one received hana'ah and is therefore obligated to give thanks (kivan d'nehenah tzarich l'hodos). Alternatively, he explains that bracha achrona operates under different principles - it's not a safek brachos issue but rather ein odeh im p'rati, where one definitely owes a bracha.
Looking for the full summary?
Full access is available to members of the TUF Alumni Association or the Yam Hagadol Foundation.
Already a member? Let the admin know!
Brachos 12a
Looking for the full transcript?
Full access is available to members of the TUF Alumni Association or the Yam Hagadol Foundation.
Already a member? Let the admin know!
Dedicate a Shiur in Gemara
L'ilui nishmas a loved one. In honor of a simcha or yahrzeit. As a zechus for a refuah sheleimah. Your dedication helps carry Rabbi Zweig's Torah to learners around the world.
Up Next in this Series
Why does saying Ashrei three times daily guarantee a share in the World to Come? The verse 'umasbia l'chol chai ratzon' reveals that God provides not just sustenance but pleasure to all creation out of pure love. This recognition teaches us that even basic needs are expressions of divine chesed, creating the foundation for love-motivated service through both major and minor mitzvos.
Should one learn Torah full-time trusting in Divine providence, or combine learning with work? The shiur distinguishes between Rabbi Shimon ben Yochai's approach of complete separation from worldly concerns versus Rabbi Shmuel's view that proper work itself becomes part of Torah. The key insight: true emunah means learning without demanding sustenance from either Hashem or community, unlike having a 'contract' expecting payment for learning.
Should one combine Torah study with work, or rely entirely on Divine providence through exclusive learning? The shiur analyzes the machlokes between Rabbi Yishmael and Rabbi Shimon Bar Yochai, explaining that 'Bnei Aliyah' live above natural law where Torah itself becomes their reality. This connects to the difference between tzaddik gamor and tzaddik she'eino gamor regarding transcending physical limitations.
When an animal damages crops, the Torah prescribes a unique payment formula based on multiplying the damaged area by sixty. Does this formula redefine the actual loss, or does it merely create a payment mechanism that still acknowledges the full damage sustained? The Gemara explores whether someone who ate in doubt should pay the higher-quality amount, examining how the principle of motzi me-chaveiro alav haraya applies when payments fall within the range of actual loss.
What makes testimony valid when different witnesses testify to different parts of the same event? The Gemara debates whether the principle of "davar v'lo chatzi davar" (complete testimony, not partial) disqualifies witnesses who testify separately to theft and slaughter. Rashi's approach reveals that the issue is not merely combining elements, but whether each witness's statement is independently meaningful.
Why is a ganav who sells a stolen animal on Shabbos exempt from the fourfold/fivefold payment? The shiur analyzes whether this exemption stems from kam lei b'derabbah or from the absence of a valid mechira. The Rashba's principle that matana resembles mechira when it is "nishtarish b'chet" is explored, along with the Rambam's position on hekdesh and the distinction between giving to bedek habayis versus mizbe'ach.
When a ganav shechts a stolen animal l'avodah zarah, why isn't he patur from payment since it's already isur hana'ah? The shiur explores the fundamental machloket Rashi-Tosafot on whether the isur derives from the act of shechita or from the din shechita itself. The Gemara's application of davar garem be'mamon ke'mamon domi extends the analysis to when borrowed animals become niskal.
