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I intend to establish working groups to prepare a series of White House conferences and meetings -- on the cities, on natural beauty, on the quality of education, and on other emerging challenges. And

But the idea that science can cure death 但科学能够治愈死亡的观点 is just one more chapter in the story 只是神奇的灵丹妙药故事的 of the magical elixir, 又一个章节， a story that is as old as civilization. 和古文明一样古老的故事。 But betting

two Realizing that common sense and common decency alike dictate the futility of appeasement, 二、我们既已认识到，无论从常识还是从一般的廉耻感来看，姑息绥靖都毫无益处， we shall never try to placate an aggressor by the false and wicked b

Obama's Weekly Address WEEKLY ADDRESS: What You Need To Know About Ebola 奥巴马每周电视讲话:总统讲述埃博拉病毒关键点 团结一心抗病魔 Today, I want to take a few minutes to speak with you-directly and clearly-about Ebola: what we'