科学的每一次伟大进步都源于新的想象的大胆。

The only time I know that something is true is at the moment I discover it in the act of writing.

测量不可测量之物需要的不仅是技术，还有想象力。

The art of cryptography is to make the cost of breaking the system exceed the value of the information protected.

每个数学问题都有一个解决方案；有时只是需要时间去找到它。