Today, loyalty seems hard to find. From people moving away to straight-up ghosting me, I don't have as many long-term friends as I'd hoped to have. Loading audio narration... I've read books on friendship, apologized when I'm at fault, and done my best to work things out, but I'm still always left craving community. My grandmother, on the other hand, is an expert in long-standing friendships. At 91, she has had the same best friends for more than 60 years.