In "Morality for Beautiful Girls" by Alexander McCall Smith, the power of words to elicit happiness is highlighted. The protagonist reflects on how simple expressions can bring immense joy to others. This underscores the significance of communication in relationships and social interactions.

The sentiment suggests that even small gestures or kind words can transform someone's day, emphasizing the importance of empathy and kindness. The narrative illustrates how taking the time to uplift others can enrich our own lives as well, creating a cycle of positivity and connection.