Program testing can be used to show the presence of bugs, but never to show their absence!
Painting is a language which cannot be replaced by another language.
The greatest crimes are not committed by those who break the rules, but by those who follow them to the letter.
变得更好的唯一方法就是与最优秀的人竞争。
在生活的洪流中，没有人是毫无烦恼的。