美国女军医多莉娅·格雷格令我想起《华盛顿邮报》策划的一次测验:一个人在华盛顿的地铁口演奏巴赫、圣桑、马斯奈等世界著名作曲家的曲目。他认真演奏了整整45分钟,身边走过了几千人,几乎没有人停下来认真倾听他的演奏,没有一个人鼓掌,说一句赞赏的话语——更没有一个人发现,这个演奏者就是在昨晚花上几百美元仍一票难求的、在波士顿歌剧院里演出的世界著名小提琴演奏家约舒亚· The U.S. military surgeon Dolly Greg reminds me of a test planned by the Washington Post: one performed the tracks of world famous composers such as Bach, Saint-Saen and Massenet at the subway station in Washington. He played a full 45 minutes, walked thousands of people around, almost no one stopped to listen carefully to his performance, no one applauded, to say a word of appreciation - but no one found that the player is in Joshua, a world famous violinist performing at the Boston Opera House, spent a few hundred dollars on last night.