In "Trains and Lovers," Alexander McCall Smith explores the profound impact of love and connection in our lives. The character reflects on the importance of loving others and how it represents a meaningful aspect of human existence. This observation underscores the idea that acts of love towards others enrich our lives and strengthen our relationships.

The quote suggests that love is not just an emotion but a key element that shapes our experiences. It invites readers to consider how their relationships and acts of kindness can contribute to a fulfilling life. Ultimately, the text emphasizes love as a central theme that defines our humanity and purpose.