In Jeannette Walls' memoir "The Glass Castle," the author reflects on the concerns parents often have for their children. She suggests that overprotectiveness may hinder personal growth and resilience. Walls argues that experiencing hardship during childhood can be beneficial, serving as a form of immunization for both physical and emotional well-being.

Walls emphasizes the importance of facing challenges early in life, positing that such experiences can prepare individuals for future adversities. By drawing on her own experiences, she illustrates how overcoming difficulties can shape character and foster strength, ultimately leading to a healthier, more balanced approach to life's challenges.