Kinds of people I have encountered

Strangers, brief exposure
Strangers, prolonged exposure
Strangers who will become acquaintances
Strangers who will become friends
Strangers who will become lovers
Strangers who will become enemies
Acquaintances
Friends
Lovers
Enemies
Family
Strangers, famous
Strangers, internet famous
Lovers who will become friends
Friends who will become enemies
Enemies who will become famous
Family who will become strangers
Selves who have become strangers
Selves, former enemies, now friends
Selves, former enemies, now family
Selves, former enemies, now lovers
Selves who are lovers
Selves, brief exposure
(this is a complete list.)
Selves, prolonged exposure