Rav Shlomo Katz explores the secret of Yud-Tes Kislev’s power through the Tanya’s transformative wisdom. On this “Rosh Hashanah of Chassidut,” he reveals how the Alter Rebbe’s teachings unlock the inner Torah, guiding us to our soul’s purpose. “The completion of man’s purpose” shines through Tanya, illuminating a path from darkness to divine light.