2
votes
1answer
52 views

Why don't we wear tefillin on Yom Tov sheni?

In Hilkhoth Tefillin 4:10, the Rambam states the basic and well-known halakhah that "...shabbathoth wi-yamim tovim enan zeman tefillin..." (Translation: "Shabbat and Yom Tov are not times for ...
5
votes
1answer
25 views

Understanding the difference between shevus and gezeirah

I know that, in general, there is a difference in strictness between the two categories of protective measures, but am having difficulty in explaining the difference between the two.
5
votes
1answer
49 views

Medicines v. Spices on Shabbos

Medicines are forbidden on shabbos for the non-critically ill because in the old days, they had to be ground with a pestle beforehand. Must not spices also be ground? How come spices are not also ...
3
votes
1answer
35 views

Halachic categorization of safek dioraisa…

Is the dictum of safek dioraisa l'chumrah (and its inverse safek d'rabanan l'kulah) a principle from the Torah, or a din d'rabanan? How does this change how we react in these sefeikah situations?
2
votes
1answer
163 views

Anti-libertarian-ism in Chazal

Most of the halachos of Choshen Mishpat have to do with one person's responsibilities viz-a-viz another person's rights. However, there is at least one halacha of which I am aware where Chazal told ...
3
votes
2answers
55 views

Biblical versus rabbinic transgressions

Does the distinction between biblical versus rabbinic transgressions have implications or consequences today? In the past, the punishment for them was different I believe.
3
votes
2answers
136 views

Who Commanded Us, and For What?

Whenever a Jew performs an activity that is mandated by the Torah, s/he recites the blessing that acknowledges God, "אשר קדשנו במצוותיו" (who sanctified us with his commandments), and who commanded us ...
2
votes
0answers
86 views

Who should observe Isru Chag?

I have been trying to understand Isru Chag. While there is a source in tehillim for the words and the gemara derives a notion of extra celebration, there seems to be little about the scope of the day. ...
4
votes
1answer
102 views

A fence within a fence

There is a well known dictum that a lot of rabbinic enactments were created to 'create a fence' around the major sin; the idea being that if someone does something that would be Biblically permitted ...
17
votes
5answers
816 views

Halachic Restrictions not in the Torah, and “shall not add”

How can halachic restrictions that are not in the Torah be reconciled with the Deuteronomy 4:2 passage, which says, "Ye shall not add unto the word which I command you, neither shall ye diminish from ...
12
votes
3answers
392 views

When do rabbinic enactments apply if the given reason no longer does?

Often we find gezeiros d'rabbanan designed as preventative measures against more serious transgressions. However, if nowadays the reasoning behind the gezeira does not apply, it seems that sometimes ...
5
votes
1answer
140 views

Two types of preventative enactment?

I believe this is a strictly academic question. Correct me if I'm wrong. Many of the restrictions enacted by the Rabbis (as opposed to those extrapolated from the Torah) were done so in order to ...