"The true measure of a society’s progress is how it treats its most vulnerable members."

我大概永远也遇不到任何合理的问题。

The quantum world is not deterministic in the classical sense, nor is it purely random - it's something in between.

预测未来的最好方式就是创造未来。

人们永远不会注意到已经做了什么；人们只能看到还有待完成的事情。