—— 请按键盘 空白键 开始游戏 ——

In the long history of humankind (and animal kind, too) those who learned to collaborate and improvise most effectively have prevailed.
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。 
智者寻求真理,愚人追求娱乐。