30多年前,为了了解5岁儿童的自我控制能力,美国哥伦比亚大学一位心理学家沃尔特·米歇尔做了一个实验。他邀请一些家庭背景相同、智商水平相当的孩子单独到实验室来“玩”。每个孩子都看到自己面前的桌子上放着一块糖。实验员告诉孩子:“这块糖是给你吃的。不过我有事需要出去5 More than 30 years ago, Walt Mitchell, a psychologist at Columbia University in the United States, conducted an experiment to understand the five-year-old’s self-control. He invited some children with the same family background and IQ equivalent to go to the laboratory to play alone. Every child sees a piece of sugar on the table in front of him. The experimenter tells the child: "This candy is for you to eat, but I have something to go out