—— 请按键盘 空白键 开始游戏 ——

The greatest happiness of the thinking man is to have fathomed the fathomable, and to quietly revere the unfathomable.
凡事天下要考察有无的原则,必定是以众人的耳目所见所闻的实情以知有与无来作为标准的。 
The computer is a medium of expression, like a violin or a paintbrush.