无穷的概念既迷人又令人困惑。
The concept of infinity is both fascinating and perplexing.
Challenges are opportunities in disguise; embrace them with courage.
可持续性不是一种选择,而是我们对下一代的责任。
政事分散在地方,但大权集中在中央
Philosophy is the discipline that forces us to confront the questions we would most like to avoid.
互联网是一个不断发展的实体,需要持续的关注和照顾。