translation.en: When I was president of the American Psychological Association, they tried to media-train me, and an encounter I had with CNN summarizes what I'm going to be talking about today, which is the eleventh reason to be optimistic.
translation.zh: 我在美国心理学会担任主席的时候 有人想训练我如何应对媒体 我在CNN做节目的一次经历 正好可以概括今天我要谈论的话题 就是人们应该积极乐观的第11个理由