How does The Lily of the Valley develop the theme of Childhood Trauma and Neglect?

The Lily of the Valley by Honoré de Balzac develops Childhood Trauma and Neglect across the chapters the companion marks for this theme.

The protagonist Félix recounts a deeply painful childhood marked by maternal coldness, sibling cruelty, and social ostracism at school, which shapes his lifelong emotional scars and sense of isolation.

Félix describes his unloved childhood, maternal coldness, and sibling persecution, which shaped his emotional resilience.