A word to the wise: one cannot scale the side of a mountain while sobbing uncontrollably. You need your breath for the exertion. You can climb or you can cry. Not both. I soon realized I didn't need to compose myself and carry on. What I needed to do was to stop and let myself have a big fat embarrassing breakdown.
The zen master in me wants to put on a soothing voice and say that everything happens for a reason, that we learn from our pasts, and that pain can be a teacher. But let's talk instead about the ways of doing it with class; ways that make it hurt less and leave the door open to friendship. Maybe not right away, but eventually.