Why do we pray so much on Rosh Hashanah for people we do not even know?

This source-based essay from Your Journey to Yourself explores the question: Why do we pray so much on Rosh Hashanah for people we do not even know? The canonical Hebrew article develops the theme through Torah sources and reflection on everyday life. This localized discovery layer preserves the article’s meaning and identity for natural-language search. It is not presented as a full-body translation and does not introduce new halakhic, medical, psychological, legal, historical, political, scientific, or empirical claims.