解决一个数学问题就是揭开宇宙拼图的一块。

逝者能教给生者许多东西。

I don't think you can ever really change who you are, but you can change how you live your life.

We look at the world once, in childhood. The rest is memory.

我一直认为，机器的真正考验在于它在普通劳动者手中的实际效用。