Stories about life to which we want to attach stick in our memory. If you’d like to fall in love once and live happily with that person forever, you’ll find and remember examples of just that, thereby providing yourself with proof of what you want.
This has a name: confirmation bias. We tend to see what we are looking for, and it keeps us from being more rational than we otherwise might. But that’s all psycho-babble, which does not begin to describe this podcast.