—— 请按键盘 空白键 开始游戏 ——

The only fence against the world is a thorough knowledge of it.
最好的领导者不是培养追随者,而是培养更多的领导者。
Sustainability isn't a trend; it's the future of energy.
当我们既倾听科学家又倾听农民时,真正的进步才会发生。
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."