The phrase "Satyameva Jayate," meaning "Truth alone triumphs," is derived from the Mundaka Upanishad, an ancient Indian text that emphasizes the importance of truth and knowledge in achieving spiritual enlightenment. This motto encapsulates the foundational values of justice and integrity in the Indian ethos, reflecting the nation's commitment to upholding truth in governance and society. Its inclusion in the national emblem serves to communicate the philosophical underpinnings of India's democratic principles, making it significant in the context of UPSC Prelims as it ties together India's cultural heritage with its contemporary governance ideals.