微笑事实上可以使你在他人眼中看起来更好。最近一项在宾州州立大学的研究发现，当你微笑时，你不仅显得更可爱、更有礼貌，事实上你会显得更能干。当你想看起来很棒、很能干、减少你的压力，或改善你的婚姻，或想要感觉像是吃了一堆高质量巧克力，而不需承受热量的代价，或彷佛在一件多年没穿的旧夹克口袋中发现二万五千元，或当你想使用超能力帮助自己和周围每个人活得更长久、更健康、生活得更幸福，微笑吧！ Ron Gutma
Barack Obama: Hello, everybody. You know, Michelle and I, we've really been milking this goodbye thing. So, it behooves me to be very brief. Crowd: No! Barack Obama: Yes, yes. You know, I said before,
Hi, everybody. This week, we continued our mission to destroy ISIL. This remains a difficult fight, and the situation in Syria and Iraq is incredibly complex. ISIL is entrenched, including in urban ar
But people won't decide to do it until they recognize the need for it, and that's the problem that we have right now. 但是直到人民意识到真正的需要，才会决定去做，这就是现在的问题所在。 So there's been plenty of people, plenty of us h
