In Haruki Murakami's novel "Kafka on the Shore," the idea that taking absurd or irrational matters to heart can lead to wasted effort is examined. The narrative suggests that engaging deeply with these "crazy things" can distract individuals from what truly matters in life. This notion challenges the reader to reassess the significance they assign to certain thoughts or events that may be devoid of purpose.

Murakami encourages a more discerning approach to what we allow to occupy our minds. By emphasizing the folly in getting overly attached to irrational fears or pointless concerns, the book advocates for a more mindful and intentional focus on meaningful experiences. Ultimately, this perspective fosters a sense of liberation from the trivial, allowing for more genuine engagement with life.