About five years ago, my therapist at the time took me outside during one of our sessions and instructed me to sit down on a step and close my eyes. “What do you hear?” she asked. “Um, cars on the road?” I said. “What else?” I listened. “Birds.” “What else?” “The wind.” This went on for a while then she asked me what I could smell. “Grass…flowers…” Then, she told me to open my eyes. She handed me a leaf. “Look at this leaf,” she told me. “Describe it to me.” I didn’t know what the purpose of…