Likutei Sichos vol. 19 page 55 ff. The authority of neighborliness in Torah, Class One.This incredibly precise and scholarly Sicha is (officially a Siyum on Meseches Suka, but it is so much more) discusses the authority the Rabbis have in developing the vague and all inclusive Divine commandment of ועשית הישר והטוב (that Jews should...

Likutei Sichos vol. 19 page 55 ff. The authority of neighborliness in Torah, Class Two.This class explores why all of the Mishmar (sub-tribe) of Bilga was punished because of one woman, and the two opinions are maintained throughout. RaShI holds they were punished for the kinds of things in the Beis HaMikdash she could personally...