Mussar is a Jewish ethical, educational, and cultural movement that focuses on personal development and character refinement. Originating in the 19th century in Eastern Europe, it emphasizes the importance of moral behavior and self-improvement through the study of Jewish texts and teachings. Practitioners of Mussar engage in various practices, including meditation, journaling, and group study, to cultivate virtues such as humility, patience, and gratitude. The movement aims to help individuals align their actions with their values, fostering a deeper connection to their faith and community.