I have been asked to speak to you about leadership and the qualities that leaders will need in the 21st century to bring about positive change in the world about them. I would like to approach my topi
I think, probably, one of my most and maybe my most important goal. 我认为,或许,这是我最大的一个,可能也是我最重要的一个目标。 It's our mutual duty and obligation to make sure this happens. 这是我们共同的责任和义务,来确保这能够发生。 At Dover Air Fo
This part of the world is the center of a global effort where we are going to disrupt and dismantle and defeat al Qaeda and its extremist allies. And that’s why you’re here. That’s w
