New Edition Explains basic Jewish concepts - such as "The Essence of the Jew," "Ten Sefiroth," "purpose of Creation," and much more from a master in chassidc literature Rabbi Yoel Kahn Other Titles From Rabbi Yoel Kahn: Hamoadim Bachassidut - Rabbi Yoel Kahn Shaar Hayichud Vehaemuna - Rabbi Yoel Kahn