—— 请按键盘 空白键 开始游戏 ——

我们都受到自己天性的束缚。
The principle goal of education in the schools should be creating men and women who are capable of doing new things, not simply repeating what other generations have done.
技术不仅仅是一种工具。它可以赋予学习者以前可能没有的声音。