People you haven’t seen for a dozen years are doing interesting, exciting, boring, frustrating, amazing, awful things. They are making friends, having epiphanies, worrying over tough decisions, and maybe you pop into their head now and then, maybe more or less than they pop into your head.
The strange and huge world of other people’s lives is an endless thing that we can never know or comprehend except the edges, like how you can just barely grasp how huge the universe is if you tilt your mind at just the right angle.
We live in tiny bubbles of experience floating in a sea of other such bubbles, all connected and overlapping, but also isolated. Your world of people is different than mine or anyone’s. Your ecosystem of memories functions differently. You could step two feet and enter another persons world that is completely different from yours–different thoughts, different opinions, different jokes, different interpretations of events, different memories…
All it takes to cross bubbles, is a hello and a conversation…