—— 请按键盘 空白键 开始游戏 ——

I have already carried out my duty. I have proved the Poincaré conjecture and I have nothing more to do in mathematics.
法律规则不是自我执行的;它们需要人的代理才能生效。
Collaboration across sectors is essential to achieving meaningful progress in emissions reduction.
"Always be transparent about the limitations of your study."
There is no wasted journey in life, every step counts.
孔子说:“君子有三件事要敬畏:敬畏自然规律、敬畏大人物、敬畏圣人的话。小人不懂自然规律因而也就不敬畏自然,不尊重大人物,戏侮圣人的言论。”
在全球化时代,保持文化身份比任何时候都更重要。