Acharya Prashant explains that spirituality involves seeking the truth of both the external world and the internal self. He argues that the West has progressed because it is "half-spiritual," meaning it has shown immense honesty and discipline in discovering external material facts. Even if one is only interested in understanding the reality of matter, that person is partially spiritual. The West's advancement is a result of this commitment to external truth, whereas India's decline is due to a lack of interest in facts. He points out that in India, the external world was often dismissed as an illusion or a dream to justify a lack of effort and discipline. Instead of investigating the material world or the internal self, people relied on unverified stories and myths. While the West lives in facts, India began living in imaginations and beliefs. Acharya Prashant emphasizes that a truly developed society lives in "Truth," which requires knowing both the facts of the world and the facts of the individual simultaneously. The speaker warns that India is currently lagging because it lacks both a scientific temperament for the outside world and genuine inquiry for the inside world. He refutes the idea that India is behind because it is spiritual; rather, it is behind because it is not even half-spiritual. He expresses concern that India is becoming merely a large market of average-quality consumers, while the West is beginning to explore internal truths and may eventually surpass India in spirituality as well.