Acharya Prashant discusses the teachings of Lao Tzu, emphasizing that the ego is a false sense of insecurity that derives its validity from external subjects like objects, people, and thoughts. He explains that the ego is not a factual entity but a narrative or a 'story' we tell ourselves. To dismantle this false self, one must be willing to let go of the 'material' of the mind, which includes accumulated knowledge, memories, and desires. He argues that true spiritual transformation is not just an internal event but must manifest as a change in one's external life, including one's work, relationships, and habits. He critiques the 'cheap spirituality' that suggests one can remain the same externally while claiming internal enlightenment. Acharya Prashant further explains that a true sage or 'Rishi' helps an individual by creating doubt in their certainties and helping them forget what they think they know. He stresses that memory is often selective and biased, serving to protect the ego's narrative of being a victim or being special. To grow, one must practice self-doubt and be open to 'unlearning' rather than just accumulating more information. He highlights that the ego relies on the past to sustain itself, and by dismissing these old stories and narratives, one can find freedom. He encourages a life of constant movement and change, where both internal and external shifts happen in tandem to prevent the stagnation of the personality.