My brother is my best friend. This has always been true. But as I trot alongside him during our active lunch, I realize he might be my only friend. I guess that’s not entirely right. Celeste is my friend. She said as much when she came to help me with Arlan.

Sure, I have hundreds of business acquaintances. I have maxed out the contacts in my phone. If there’s a person in Pittsburgh doing something interesting, I know them and I probably visited them at least once. ...