This presentation by Rabbi YY Jacobson was delivered to the community of Cote St,-Luc, Montreal, under the leadership of Rabbi Mendel and Sarah Raskin. The lecture, followed by Q and A, took place in honor of the 70th anniversary of the leadership of the Lubavitcher Rebbe, Rabbi Menachem Mendel Schneerson of blessed memory, on Yud Shevat, 5781, January 23, 2021.