I'm not a professional. I have no professional life. I just do what I do.
你在人际关系中投入的越多,它就越有价值。
The most important thing in a computer network is the protocol.
计算复杂性理论的发展向我们展示了并非所有问题都是平等的。
Justice means minding your own business and not meddling with other men's concerns.