—— 请按键盘 空白键 开始游戏 ——

"Books are the way that we communicate with the dead. The way that we learn lessons from those who are no longer with us, that humanity has built on itself, progressed, made knowledge incremental rather than something that has to be relearned, over and over."
"A man's memory might have only a hundred clear days in it and he has lived thousands."
Every decision we make about ocean resources today creates ripples that will affect generations to come.
The beauty of formal methods lies in their ability to provide absolute certainty about the correctness of a system.