Life as a Journey Shaped by Choices

Why it attracts me

I like game theory, and I am fascinated by the idea of branching worlds. This is where those interests meet my own life story. I picture a life as something that keeps unfolding: at each point there are chances I do not control, choices I do, and lessons I carry into the next step. The person who makes the next decision is not quite the person who made the last one.

The idea

In the story I prefer, a life develops through three things working together:

• Chance: events I did not choose, from the weather to other people's decisions.
• Choice: what I actually decide to do with the options in front of me.
• Lessons: what I take from the result, which changes how I see the next set of options.

The practical version of this is ordinary and, I think, true: choices change my circumstances, and they change my perspective. A new job, for example, changes where someone spends their days and also what they notice and value. That alone makes the journey picture useful.

What I think (and don't know)

The bigger version borrows imagery from physics. In 1957 Hugh Everett (Hugh Everett: Quantum Measurement Without Collapse) proposed treating the observer as an ordinary part of the quantum system, and dropping the usual rule that a measurement suddenly "collapses" many possible outcomes into one. Later many-worlds readings of his work (The Many-Worlds Reading of Quantum Physics) describe every possible outcome of a quantum measurement as happening in its own branch. I find that picture beautiful, and it gives me a language for paths not taken.

But I want to be careful about what it does and does not say. These are debated interpretations of quantum theory. They are about quantum events, not personal decisions. They do not say that my choices create worlds or select a preferred branch, or that I can steer reality with attention or intention. The probabilities in quantum physics come from a precise mathematical rule (the Born rule), and they are not the same as the personal odds I assign to my own plans. Whether other branches of reality exist in any deeper sense is, for me, an open question, and this idea does not try to answer it.

Where it connects

Life as an Evolving Game frames life as an evolving game; this is the personal story inside that game. John Nash: When No One Gains by Switching adds a caution from game theory. A Nash equilibrium is a set of choices in a defined game where no player gains by changing only their own choice while the others keep theirs. It is about strategy between players, not branching worlds, and calling a pattern in a life an equilibrium only makes sense once that game is actually spelled out. A Soul That Learns Along the Way describes the learner moving along the path. Rehearsing the Future in My Head is where the picture becomes action, because imagined futures matter mostly through the plans and motivation they produce.

An example

My Bedtime Story Engine side quest is a small model of this idea. A child chooses what happens next, and recurring characters, places and lessons can build up into a shared story world instead of disappearing after one telling. The design challenge, as the project describes it, is to keep each branch coherent while leaving meaningful decisions to the child. That mirrors what I mean by a journey: choices matter, earlier choices shape later ones, and some structure keeps the story from becoming chaos. It is a story system, not a model of physics, which is exactly the boundary I want to keep.

Questions I am still carrying

• Which of my choices actually changed who I became, and which only felt big at the time?
• How much of my path is choice, and how much is chance and other people?
• Does the branching picture help me decide better, or only tell a better story afterward?

Questions I'm still exploring

• Which of my choices actually changed who I became, and which only felt big at the time?
• How much of my path is choice, and how much is chance and other people?
• Does the branching picture help me decide better, or only tell a better story afterward?

Sources and further reading

• Stanford Encyclopedia of Philosophy, “Everettian Quantum Mechanics” — Explains Everett's 1957 version of quantum mechanics, which drops the collapse rule, and the competing ways it has been read. It does not support the personal story on this page.