The rise of China and other authoritarian states challenges the idea that liberal democracy is the only viable political system.
中国和其他威权国家的崛起挑战了自由民主是唯一可行政治制度的观念。
If time travel is possible, where are the tourists from the future?
Psychology must study the adaptive functions of thought and behavior.
The only way to do great work is to love what you do.
写作是对人类的一种爱的行为。
P与NP问题是计算机科学中最重要的未解决问题之一。
互联网时代,速度就是生命。