A condensation of the Chassidic discourse that was first recited by the fifth rebbe of Lubavitch when he became bar mitzvah, then by his son, and since then by countless bar mitzvah boys.
By Rabbi Sholom DovBer Schneerson; Translated by Eliyahu Touger
The official maamar (discourse) recited first by the fifth Chabad Rebbe and since then by all Chabad boys on the occasion of their Bar Mitzvah, translated and annotated in an accessible format, with additional chapters on customs relating to a Bar Mitzvah