Inner Cosmos with David Eagleman cover image

Inner Cosmos with David Eagleman

Ep82 "Why Do Your 30 Trillion Cells Feel Like a Self?" Part 1

Nov 25, 2024
Explore the intriguing connection between personal identity and cellular change. Discover how philosophical concepts like the Ship of Theseus illuminate our sense of self. Delve into the end-of-history illusion and how it affects our decisions about our future selves. Learn about the transient nature of memory and the evolving relationships that shape who we are. Contemplate the mysteries of the afterlife and what it might mean for our eternal selves. Join the discussion about the complexities of existence and the fluidity of identity.
29:29

Podcast summary created with Snipd AI

Quick takeaways

  • The Ship of Theseus analogy illustrates how continuous physical change in our bodies challenges the perception of a stable, immutable self.
  • The unreliability of memory highlights how our understanding of past experiences can shift, impacting our sense of identity over time.

Deep dives

The Illusion of Identity

The concept of identity is explored through the philosophical thought experiment known as the Ship of Theseus, which raises questions about what constitutes identity when all of a ship's parts are replaced over time. This analogy serves to illustrate that like the ship, human beings undergo continuous physical change yet perceive themselves as stable entities throughout their lives. The discussion reveals that while people may feel they have a consistent identity, the reality is that their cells and even neurons are constantly being rebuilt, contributing to the fluidity of selfhood. The ongoing replacement of our biological components challenges the notion of a singular, immutable self.

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