—— 请按键盘 空白键 开始游戏 ——

建立在规则上的自由,才是真正的自由!。
The essence of life is statistical improbability on a colossal scale.
Randomized evaluations can help us understand what works and what doesn't in development.
Democracy is not a spectator sport.
"The truth is, we all carry our prisons within us."