A few years ago, I received an unexpected call from a woman I’d known all my life. She had always been a kind business woman with a gentle spirit who celebrated or mourned with each of her floral customers. She told me she was terminally ill, didn’t have much time left, and had a big favor to ask of me. Her young grandchildren were coming to visit her, and it would likely be the last time they saw their grandmother. She wanted to give them a wonderful, happy last memory with her. Her idea was to have the kids wake up ...