最伟大的真理常常是我们无法用语言表达的。
An expert is a person who has made all the mistakes that can be made in a very narrow field.
未来属于那些为之奋斗的人。
The art of cryptography is to make the cost of breaking the system exceed the value of the information protected.
摆脱诱惑的唯一方法就是屈服于它。