—— 请按键盘 空白键 开始游戏 ——

Knowledge is the highest wealth of humanity, and sharing knowledge is the greatest generosity.
Causal inference is not just about statistical significance; it's about understanding the mechanisms behind the numbers.
我们不仅要造车,更要造好车。
What we plant in the soil of contemplation, we shall reap in the harvest of action.
"我不是一个声音,我是一种语言。"