—— 请按键盘 空白键 开始游戏 ——

We must learn from the past to innovate for the future.
通过别人的鞋可以了解很多东西,他们从哪儿来,将要到哪儿去。
Don’t say anything about someone in email you would not be comfortable saying to them directly, because eventually they will read it.
Topology is the study of the properties of a figure that are unchanged by any deformation.
一切幸福都绝非没有忧虑和烦恼,而一切逆境也绝非没有慰籍与希望。
The most advanced machinery means nothing without the wisdom to use it responsibly for long-term soil health.