The quote from Stephen King's "Bag of Bones" reflects on the human ability to endure challenges and hardships with the help of occasional positive experiences. It suggests that even if someone faces difficulties in life, a single good day can provide enough strength and motivation to keep moving forward. This highlights the importance of hope and joy as essential elements in navigating through life's struggles.

The idea conveyed is that while life may not always be easy, the presence of small moments of happiness can make a significant difference. Such moments can serve as a reminder of the beauty and joy that exist, allowing individuals to persevere even during tough times. Ultimately, this perspective underscores the resilience of the human spirit and the power of positivity in sustaining one's journey.