Just because two sets of parents are good friends doesn’t mean their offspring will follow suit. So was the case with Chelsea and me. We saw each other every summer at Mount Hermon and ran through camp together while our parents hung out and caught up. It took 358 days to bring us together again, and we continued that pattern through childhood and adolescence. I’m writing a book for a woman about grit and resilience. Besides living in another country for 12 years, I haven’t had many events or occasions that forced me to dig in and claw my way out. And in a weird way, I feel bad about…