寻找系外行星不仅仅是发现新世界，更是理解我们在宇宙中的位置。
心理学家必须描述，而非解释。
You'd say he did it to please the guards. Or maybe it's in order to do a good job with us. And I thought he was just to experience the feeling of a normal person again, even just for a short moment.
第一个围起一块土地，说'这是我的'，并找到那些愚蠢到相信他的人，那个人就是真正的建立了文明社会的人。
化妆可以让一个人看起来更漂亮，但却掩饰不了丑陋的内心。除非谁能把化妆品吃掉。
The spread of liberal democracy and the integration of the world economy have created a situation in which the only legitimate form of government is one that is based on popular sovereignty and respects basic human rights.