In the quote from Haruki Murakami's "Kafka on the Shore," time is depicted as a heavy burden that resembles a vague and unsettling dream. The character struggles against this weight, attempting to navigate through life while feeling the relentless pressure of time. Despite the effort to evade it, the realization emerges that escape is impossible, no matter how far one travels.
The journey described implies a deeper purpose or revelation that awaits at the world's edge. The protagonist feels compelled to undertake this journey, suggesting that certain experiences or truths can only be uncovered with courage and determination. Ultimately, it highlights the importance of facing challenges to discover what lies beyond the confines of one's reality.