What day was matan Torah? Shavuot as the source for Yom Tov sheini in galut

The Rabbis authority from the secrets Hashem gives them, debate on hasagat gevul for forbidden mixtures

The permissible and prohibited cases of forbidden mixtures- reasoning behind the prohibition

Do not miss out on the learning of the Beit Midrash, learn Torah even on the day of death

The lesson Rav Huna taught his son about healthy living as part of a Torah life, applications to avoiding danger and vaccination for children

Using a muktza stone/item for cleaning oneself in order to avoid embarassment/maintain hygiene, application to tearing from toilet paper roll on Shabbat

The minimum ink prohibited for transferring between domains- defining the melacha of writing and erasing on Shabbat, 1 vs. 2 letters

The parchment used for Sefer Torah, Tefillin, Mezuza- the concept of going up in kedusha and not down

Carrying out a tax receipt on Shabbat- application to a door entry card or pass, requirement to check one's pockets for muktzah before leaving ones house on Shabbat

The halacha of combining solid food and liquid for applications in the laws of beracha acharona, eating on Yom Kippur, and Nazir