The quote highlights the inevitability of pain in life, suggesting that while it cannot be overlooked, individuals have the capacity to endure significant amounts of it. This idea emphasizes resilience and the human ability to face hardships. The reference to the author's mother adds a personal touch, suggesting that personal experiences can deepen the understanding of endurance.

In the context of the book "Sleepless," this quote may reflect deeper themes of struggle and perseverance amidst challenges. It encourages readers to recognize their own strength in coping with difficult situations, reinforcing the notion that pain is a universal experience that can be faced with courage and determination.