—— 请按键盘 空白键 开始游戏 ——

真相很少是纯粹的,也从来不是简单的。
A mathematician's work is mostly a solitary pursuit, but it builds on the work of many others.
如果你认为一个理论是唯一可能的理论,这表明你既不理解这个理论,也不理解这个理论要解决的问题。
In the end, it is not the years in your life that count, but the life in your years.
The only way to make progress on sustainability is to align it with business strategy.