There's a popular clip from Joe Rogan out there where he says "Be the hero of your own movie. If your life was a movie and it started now. ... What would the hero of your life’s movie do right now? Do that. Do those things."

So it's interesting that this cognitive state is helpful for some people to visit in a transient or metaphorical way but becomes weird when it's persistent. But it does seem potentially related in that maybe it originates from a kind of conscientiousness in the astronaut profession