מכתבי הגר״א בענייני עבודת השם יתברך / הרב יעקב עדס

A profound collection of letters from the Gaon of Vilna addressing the deepest aspects of divine service and spiritual practice. Rabbi Yaakov Ades presents the Gra's teachings on avodat Hashem—the sacred work of serving the Almighty—with clarity and reverence. These letters explore the philosophical and practical foundations of Jewish spiritual life, offering guidance for those seeking to deepen their connection to Torah and mitzvot. Essential reading for students of Mussar, Kabbalah, and the Vilna Gaon's legacy. A cornerstone text for serious learners and spiritual seekers.