Program testing can be used to show the presence of bugs, but never to show their absence!

"No hay nada más peligroso que una idea cuando es la única que se tiene."

Investing in research today ensures a harvest tomorrow.

"知道"的含义已经从能够记住和重复信息转变为能够找到并使用信息。

每一部小说都是一次通往未知的旅程，无论对作者还是读者而言。

The secret of being miserable is to have leisure to bother about whether you are happy or not.

Change is inevitable, but growth is optional.

爱是唯一能填补存在之空虚的东西。

History is a cyclic poem written by time upon the memories of man.