The essence of cryptography is to allow communication in the presence of adversaries.

The actions of men are the best interpreters of their thoughts.

心是脆弱的，但它也是我们最伟大力量的源泉。

产品的质量反映人的素质。

"The world is a book, and those who do not travel read only one page."

Tyranny will fall, freedom will endure.

爱是冒着被毁灭的风险。不去爱就是毁灭自己。