The main theological issues dividing Rabbi Aaron and Rabbi Dovber were their differing attitudes and approaches to mystical concepts explained in Hasidic thought and Chabad philosophy .
Rabbi Aaron was a student of Rabbi Shneur Zalman of Liadi , and a friend of Dovber Shneuri .
The main theological issues dividing student   and Dovber Shneuri   were their differing attitudes and approaches to mystical concepts explained in Hasidic thought and Chabad philosophy .
Rabbi Aaron was a student of Rabbi Shneur Zalman of Liadi , and a friend of Dovber Shneuri .