先生，你为什么要跑？你是为了世界和平吗？你是为了无家可归者吗？你是为了妇女权利吗？为了保护环境吗？他们就是不相信，有些人跑步，什么都不为，我只是想跑。我只是想跑。
Sir, where are you running? Are you doing this for world peace? Are you doing this for the homeless? Are you running for women's rights? The environment? They just couldn't believe that somebody would do all that running for no particular reason. Why are you doing this? I just felt like running. I just felt like running.
有人居住的世界的边界是由人类知识的极限决定的。
The process of verification is as important as the process of creation in computer science.
The right of a nation to kill a tyrant in case of necessity can never be doubted.
创新既需要创造力，也需要严格的测试。
Speech is the shadow of action; action is the manifestation of speech.