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农场主贝利叶夫妇和他们的儿子都是听障，日常工作和生活都要依靠女儿宝拉充当手语翻译。宝拉的音乐老师发现了她的天赋，鼓励她去参加法国电台的歌唱比赛。向往着去巴黎继续音乐之路的宝拉将与家人分离。这个人生必经的成年礼，对于贝利叶一家有着更为特殊的意义。。安娜莫名其妙地在每个周末都会受到一束鲜花。每次花都会准时地，悄无声息地送到她的家里。这彻底底改变了安娜的生活。。NOVA: Mysteries of Sleep Like virtually every other animal, humans need sleep to survive. But why? What do we gain from spending nearly a third of our lives in such a defenseless state? And what's at stake if we sleep poorly? The functions of sleep have long been something of a mystery. But now scientists are peering deep into the brain to see what happens while we snooze. One ...。