In "The Last Olympian," Percy Jackson reflects on a moment that fills him with a mix of nostalgia and humor. He recalls an unexpected thought about a flying pig, which symbolizes the absurdity and unpredictability of his adventures. This quote encapsulates Percy's ability to find levity even in serious situations, highlighting his growth as a character throughout the series.

The mention of a flying pig serves as a metaphor for impossible or unlikely events, something that has become a recurring theme in Percy's journey. The quote emphasizes the blend of fantasy and reality in Rick Riordan's storytelling, where characters often encounter the bizarre while dealing with their heroic destinies.