THis story teaches us that, 'Where there's a will, There's a way'. It is a story depicting the extraordinary power of human will. If we have determination do to something, we can always find a way to do it. Sher Singh is hardly a 12 year boy. But he reached his goal, although the boy encounters several impediments. He did'nt turned back to his steps. His will power and determination to save his brother's life make him accomplish something that seemed impossible.
Therefore, 'journey by night' is a triumph of life.