我对理解的极限、语言的极限、人类的极限感兴趣。

Quality should never be compromised for the sake of speed or cost.

程序测试可以用来显示错误的存在，但永远不能显示它们的缺失！

To avoid criticism, do nothing, say nothing, and be nothing.

The scariest monsters are the ones that lurk within our souls.

A method of solution is perfect if we can foresee from the start, and even prove, that following that method we shall attain our aim.

孔子说：“老好人是败坏道德的人。”