In "The Son of Neptune" by Rick Riordan, the narrative explores the theme of fate and the consequences of attempting to alter it. Characters face challenges and unexpected events that highlight how interconnected their destinies are. This idea suggests that despite their efforts to change their paths, the universe has its own design that often leads to unforeseen complications.

The quote "Strange things conspire when one tries to cheat fate" emphasizes the unpredictability of life when individuals defy their destined courses. It suggests that trying to control outcomes can lead to bizarre and unexpected results, as the natural order of events becomes disrupted. This central idea resonates throughout the story, reinforcing the importance of embracing one's fate rather than trying to escape it.