The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome.
自由民主在世界范围内的传播并非不可避免,但它是最有可能的结果。
让你难过的事情,有一天,你一定会笑着说出来。
A good illustration doesn’t just decorate the text—it expands it.
我遇到的那些让我钦佩的人,无一例外都比我读的书多。
人工智能的终极目标是服务人类社会,提升人们的生活水平。
The progress of mathematics is measured by the number of problems it can solve.