It makes a lot of sense when we look at it energetically, because if we think about a 1 s core electron, that's going to be held really, really tightly to the nucleus.
You might chafe under restrictions and responsibilities that you have for others, and this feeling makes you want to rebel or be free of whatever ties you down.
We discovered that this emancipating, and remunerative,mindset applies to a lot of things that in the pre-Internet age you had toaccumulate in order to enjoy.
In that sense, defining oneself as "spiritual, not religious" couldn't be more apt, reflecting a desire to not be bound by any rules, community, or belief.