—— 请按键盘 空白键 开始游戏 ——

理解的改进有两个目的:首先,我们自己的知识增长;其次,使我们能够将知识传授给他人。
The improvement of understanding is for two ends: first, our own increase of knowledge; secondly, to enable us to deliver that knowledge to others.
"世界是一个影子,而影子是一场游戏。"
Technology should serve sustainability, not just profitability.