—— 请按键盘 空白键 开始游戏 ——

There is no such thing as a special category of science called applied science; there is science and its applications, which are related to one another as the fruit is related to the tree that has borne it.
I'm very proud to be black, but black is not all I am. That's my cultural historical background, my genetic makeup, but it's not all of who I am nor is it the basis from which I answer every question.
The truth is often hidden in the spaces between words, in the silence that speaks louder than any sound.
历史既非无爱亦非无恨地书写或创造。
The world is a book, and those who do not travel read only a page.
创新不是发明新东西,而是用新的方式做旧的事情。