—— 请按键盘 空白键 开始游戏 ——

The test of a first-rate intelligence is the ability to hold two opposed ideas in mind at the same time and still retain the ability to function.
Sustainability is not a choice, it is a responsibility.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
只要对国家有利,即使牺牲生命也心甘情愿,绝不会因为自己可能受到祸害而躲开。
成功不是幸福的关键。幸福才是成功的关键。如果你热爱你所做的事情,你就会成功。