Part One opens in lived experience. Three chapters show the framework operating on the ground — not as abstraction but as the explanation of things you have already noticed.

There is a Detroit folk singer called Rodriguez who spent the late 1960s writing songs in a city that was not listening. He worked construction to pay the rent. He made two albums that sold almost nothing in America and then disappeared from view. What he did not know was that somewhere in the distance his music had landed differently. In South Africa, under apartheid, his records passed from hand to hand. By the time the documentary Searching for Sugar Man reached him in 2012, Rodriguez had become, without knowing it, a figure of some cultural weight in a country he had never visited, in a freedom movement he had never joined.

About a decade after Rodriguez recorded I Wonder, David Byrne wrote a song from a different position on the same curve. Once in a Lifetime begins not with open wondering but with stunned recognition: you may find yourself living in a shotgun shack, you may ask yourself — how did I get here? We build the life and then one day we surface, look around, and notice that we don't quite remember making the choices that produced these circumstances.

Part One is an attempt to answer that question in one possible way. Why does the music of adolescence retain its power at sixty? What is a relationship actually doing to both people in it? How does a culture transmit itself across generations without anyone planning it? No formal proposals yet. Just the evidence that something very much like the integral is running.