February 18, 2008 THE PRESIDENT: Habari zenu. We have just toured the hospital here, which is on the forefront of Tanzania's fight against malaria. I want thank you, Doc, for leading the tour, and for
演讲与历史：曼德拉出狱演讲 Address on the Release From Prison By Nelson Mandela Friends, Comrades, and Fellow South Africans: I greet you all in the name of peace, democracy and freedom for all. I stand here befor
This week, a new economic report confirmed what most Americans already believe to be true: over the past three decades, the middle class has lost ground while the wealthiest few have become even wealt
辞去企业管理咨询行业的一份前途无量的工作, 安吉拉 李 杜克沃斯到纽约的一所公立学校教七年级学生数学。她很快意识到IQ并不是将呢写成功的学生和那些挣扎过但失败的学生区分开来的唯一标准。在这里，她解释了她自己的理论——成功的先兆是”毅力”。 Angela Lee Duckworth: The key to success? Grit &nbs
