Scott Carlson writes:  Over the past two years, I slowly formed a friendship — more like a mentorship — with a young man who stocks the shelves at a local grocery store. I’ll call him Mike; he asked me not to use his real name. On runs for organic dried kidney beans and raw honey, I would see him replenishing the carrots or the kale, and we would chat about our mutual interests in local agriculture or eco-friendly building.