—— 请按键盘 空白键 开始游戏 ——

"if you think tough men are dangerous, wait until you see what weak men are capable of.
如果你认为强悍的人很危险,那就等着看弱者能做什么。
我们必须始终质疑我们的假设,并愿意根据新的证据修订我们的理论。
Don't be afraid of making mistakes, be afraid of not learning.
The best mathematics is not just rigorous; it is also elegant.
Get busy living, or get busy dying.