How can Moses ask God, “Let my Lord go among us, for this is a stiff-necked people”?

This source-based Hagut Yosef essay explores the question: How can Moses ask God, “Let my Lord go among us, for this is a stiff-necked people”? The canonical Hebrew article develops the theme through Torah sources and reflection on human life. This localized discovery layer preserves the meaning and source identity; it does not add a new halakhic, historical, psychological, medical, legal, or empirical claim beyond the Hebrew source.