The quote "Survival was an unpleasant thing to witness" from Marian Keyes' novel "Lucy Sullivan Is Getting Married" reflects a stark reality of life and the challenges that come with it. It suggests that the struggle to persist through difficult circumstances can be painful and disheartening, revealing deeper emotional and psychological conflicts that individuals face. This perspective on survival highlights the harsh truths that often accompany personal growth and resilience.

In the context of the story, this theme resonates with the character's journey as she navigates relationships and her own identity. The struggles of survival are not only external but also internal, as characters deal with their fears and uncertainties. Keyes effectively conveys the complexity of these experiences, reminding readers that while survival is necessary, it can also bring with it a range of unpleasant emotions and realities that shape one's life path.