唯一安全的系统是关闭的,浇筑在混凝土块中,并密封在有武装警卫的铅衬房间中。
A true scientist does not seek fame or fortune, but seeks the truth.
Why should you mind being wrong if someone can show you that you are?
森林不仅仅是一种资源,更是我们留给后代的遗产。
"The beauty of literature lies in its ability to transcend time and space."