Under what circumstances do the sages rule more stringently than the halacha requires? Who are the fools who walk in darkness? When do you have to obey a heavenly voice, and when can you ignore it? This daf will help us understand.

Solomon Mowshowitz is a past Chair of the National Havurah Committee. A molecular biologist by trade, Mosh is officially retired, but still teaches a course in Immunology. at Columbia University.

The opening and closing music for this podcast is Ufros from The Epichorus album One Bead.