—— 请按键盘 空白键 开始游戏 ——

"In the end, we will remember not the words of our enemies, but the silence of our friends."
跨学科的合作对于解决科学中最具挑战性的问题至关重要。
The greatest thing to come out of my country is not Ganges water, or the Taj Mahal, or the Himalayas, but the fact that it is the world's largest democracy.
The world is full of obvious things which nobody by any chance ever observes.