Why does true leadership begin with the ability to feel another person’s pain?

This source-based Hagut Yosef essay explores the question: Why does true leadership begin with the ability to feel another person’s pain? 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.