我不认为有极限。

时间是唯一没有野心的批评家。

模形式的算术是窥探宇宙隐藏结构的窗口。

The computing scientist's main challenge is not to get confused by the complexities of his own making.

To succeed in science, you need to have a passion for the truth.

最困难的是决定行动，剩下的只是坚持。