In "The Lightning Thief" by Rick Riordan, a memorable moment arises when the narrator expresses surprise and amusement at someone's thoughts about a goat. The quote, "I whistled. You have evil thoughts for a goat," captures a blend of humor and the absurdity that characterizes the story. This reflects the whimsical and often chaotic nature of the adventures faced by the characters in the book.

The quote illustrates how the narrative often intertwines the fantastical with everyday observations, showcasing Riordan's unique style. It highlights the interplay between mythological elements and modern sensibilities, making the teenage protagonist's journey relatable yet filled with extraordinary encounters. Through such lines, the author brings a lighthearted tone even amidst challenges, enhancing the reader's engagement with the story.