—— 请按键盘 空白键 开始游戏 ——

Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.
Popularity is the crown of laurel which the world puts on bad art. Whatever is popular is wrong.
Problems frequently get easier if you turn them around in reverse. In other words, if you want to help India, the question you should ask is not “how can I help India,” it’s “what is doing the worst damage in India? What will automatically do the worst damage and how do I avoid it?”
The greatest significance of cloud computing is that it lowers the threshold of innovation.