In the book "Reunion" by Karen Kingsbury, the characters grapple with the concept of faith and the insignificance of human struggles in the light of a greater divine presence. This theme is encapsulated in the quote about God's enduring greatness, suggesting that despite their challenges, His significance remains unassailable. The narrative explores how their lifelong devotion shapes their understanding of life's trials.

The characters' journey emphasizes the importance of maintaining faith, especially when faced with overwhelming circumstances. The quote highlights that no matter the size of their problems, they are ultimately dwarfed by the love and power of God, reminding readers of the comfort and strength found in a faithful relationship with the divine.