—— 请按键盘 空白键 开始游戏 ——

Improve yourself through reflection.
We must resist the temptation to make African art merely illustrative of theory.
The magic number 150 suggests that the size of our social networks is limited by the size of our brains.
永远不要停止学习,因为世界永远不会停止变化。
Thinking consists in envisaging, realizing structural features and structural requirements.