I’d wanted to go heli-skiing for years, but could never get a group of friends together. I finally went alone—and came away with memories of epic runs, new friends, and self-confidence.Jen Murphy walking to the helicopter at Great Bear Heli Skiing.Credit: Jeremy KoreskiNothing creates a bond with strangers quite like squeezing onto the knife-edge ridge of a snow-covered peak in the Chugach Mountains of Alaska. Within hours of meeting Jeff Lundee…