—— 请按键盘 空白键 开始游戏 ——

可持续性不是一种选择;而是我们对后代的责任。
如果你不投资未来,你就不会有未来。
"The most important thing is to stay curious."
The Internet is a powerful tool for education, communication, and collaboration.
Psychological understanding comes from seeing function in action.
释义:尺子不准确,画不出方形;圆规不标准,画不出圆形。
Simplicity is the ultimate sophistication.