Romantic relationships get all the attention, but I’d argue that friendships are just as important—if not more so—for our health and happiness.

Just like with romantic relationships, creating fulfilling, lasting friendships as an adult can be really hard.

But… Why?

I mean, sure, there’s the logistical side of it. As we age, our lives get more complex and filled with responsibilities, making it harder to find the time and energy to forge new connections.

We also get set in our ways, making it dif...