I'm here today to talk about the two ideas that, at least based on my observations at Khan Academy, 今天，我要分享两个观点，至少基于我对可汗学院的观察得出的， are kind of the core, or the key leverage points for learning. 有关于学习的核
Despite implicit and explicit questions of my right to be in an elite space, I'm proud to report that when I graduated, 我不知道自己是否能算精英阶层，但我很骄傲地宣称， I was the first black woman to earn a PhD in astrophysi
February 29, 2008 PRESIDENT BUSH: It's my honor to welcome the Secretary General of NATO back to the Oval Office. Last time I was with the Secretary General I was trying to keep up with him on my moun
No. 9: From can to want. 第九点：从我能到我想。 All right, check this out. 1995 I got my first big paycheck as an actor. I think it was 150 grand. 好吧，来说一下这一点。1995年我获得了当演员以来的第一张大支票，我想那是15万美元。 The film I was on wa
