The history of all hitherto existing society is the history of class struggles.

I’ve learned that you have to be strong enough to stand alone, smart enough to know when you need help, and brave enough to ask for it.

历史不仅仅是关于过去；它是关于过去如何塑造未来。

现在数学家面临的最大问题可能是黎曼假设。

艺术是我的全部生命。

The concept of a Turing machine is foundational to our understanding of computation.