The quote reflects a deep connection between the speaker and their loved ones, emphasizing the idea that aging brings them closer to a reunion after death. It suggests that as time passes, one can find peace in the thought of being reunited with those who have passed away. This mindset allows the speaker to face life's challenges without fear, viewing the journey as a path leading to a comforting destination. The mention of 'deepening shadows' signifies the inevitability of death, yet it is met with serenity, highlighting a growth in understanding and acceptance of life’s cycle. Ultimately, the quote encourages embracing life with courage and hope for what lies ahead beyond this existence, reinforcing the idea that love transcends even death.