Saving a Life and the Revelation of Yechidah

By most Mitzvos one transgresses the Mitzvah to save a life; as opposed to Shabbos, where saving a life is a fulfillment of the Shabbos laws.

וחי בהם יח, ה

Revelation of Yechidah

The revelation on Yom Kippur of the level of Yechidah should affect throughout the year to fulfill Torah and Mitzvos on a level of inner desire (and not as an obligation).

Not only did Nadav & Avihu not sin, but they brought into the Mishkan such a level of kedusha which the Mishkan needed in order to be sanctified. Their avodah involved a voluntary offering of ketores on the inner altar which expressed a deep, inner connection, which accomplished more than the (prescribed) service of Moshe & Aharon.

בקרבתם טז, ב

Outer and Inner Altar

• Outer Altar: elevating physical to G-d – external aspect of Avodah using garments - קרבן- to draw close
• Inner Altar: to unite with G-d through the fire of Ketores – internal aspect of Avodah cleaving to G-d with emotions and intellect - קטרת - to bind