A free account is required to play audio and download files.
No community start suggestion yet.
Why does the Gemara (גמרא) first say keren is easier to guard than shen, then reverse itself? Tosafos (תוספות) explains two fundamentally different understandings of the obligation of shmira in nezikin: Is one liable for failing to prevent the animal from becoming a mazik (past tense), or for failing to stop damage once the animal is already motivated (present tense)? The shiur explores this chakira and its implications for understanding damages.
Rabbi Zweig addresses a fundamental difficulty in Bava Kamma regarding the comparison between keren (goring) and shen (eating damages). The Gemara (גמרא) presents what appears to be a contradiction: first it argues that keren is easier to guard than shen, then immediately reverses and claims shen is easier to guard than keren. Unlike typical halachic uncertainties where we cannot weigh different chumros against each other (like ruach chaim vs. derech hezeik), here the issue is factual—what is objectively harder or easier to guard? The Gemara cannot simply reverse its position on a matter of fact. Tosafos (תוספות) resolves this by identifying two entirely different conceptions of the obligation of shmira (guarding) in nezikin. The resolution lies in careful attention to the verb tenses Tosafos employs. The first approach in the Gemara speaks in past tense: "hayisa al shmiro"—you were obligated to guard it. This refers to preventing the animal from becoming a mazik in the first place. A keren (goring ox) is not naturally programmed to gore; it is docile by nature and only attacks when irritated or provoked. The owner's responsibility is to prevent conditions that would turn a tam (innocuous animal) into a mu'ad (forewarned dangerous animal). This is relatively easy—don't let it become irritated, keep it out of situations that would make it angry. Failing to do so means the owner created the mazik through negligence.
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!
Bava Kamma 11a
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.
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.
