Watchman Nee emphasizes the unwavering commitment of Nehemiah to his divine mission, illustrating how he remained focused on the 'great work' of rebuilding Jerusalem despite facing significant opposition and personal risk. Nehemiah's steadfastness serves as a powerful example for believers today, reminding them that dedication to God's calling is essential for spiritual triumph. The sermon encourages listeners to prioritize their divine assignments and resist distractions that may hinder their progress.