—— 请按键盘 空白键 开始游戏 ——

The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.
我不后悔我做过的事,我后悔的是有机会时没有做的事。
The story is not in the plot; the plot is what happens, the story is what it means.