The ‘Five-Year Stranger Theory’ Explains Why So Many Friendships Quietly Fade

I accidentally ruined my own day this morning after stumbling upon the “five-year stranger theory.” According to the viral concept, most of the people currently in your life—colleagues, neighbors, casual friends, that hookup buddy who won’t commit to you—will turn into strangers within just five years. Of course, this doesn’t include family and close friends,…