Status Updates From On Trails: An Exploration

This is way more existential than you think: "Stewart mentioned that he had recently been reading an article in a science magazine that asked what truly defines a human being, since our bodies are dependent on an unseen universe of microorganisms to survive. There are, for example, at least as many bacterial cells as human cells in the human body—possibly many more. 'There are more cells in you that aren't you' "