千丈长的大堤，会因为蝼蚁的小洞而溃决

Among thousands of people, you meet those you've met. Through thousands of years, across the boundless wilderness of time, you happen to meet them, neither earlier nor a bit too late. There is nothing to be said except to ask lightly, "Oh, you're here too?"

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

在量子信息论中，我们了解到信息不仅关乎你所知道的，还关乎你所不知道的。

离散数学和连续数学之间的相互作用是一些最有趣的问题所在。

The value of a mental process is in its survival utility.

The problem, as I see it, is that you’ve been told to believe that what you do is of the utmost importance. But that’s all nonsense.