—— 请按键盘 空白键 开始游戏 ——

The world is a comedy to those that think, a tragedy to those that feel.
Sensations are the elementary facts of consciousness.
The selfish gene theory is not a theory about selfishness in the everyday sense. It is a theory about the evolution of behavior.
The study of automata and formal languages is fundamental to understanding the limits of computation.
勇气是所有美德中最重要的,因为没有勇气,你就无法始终如一地实践其他美德。