—— 请按键盘 空白键 开始游戏 ——

The only limit to our realization of tomorrow will be our doubts of today.
The art of teaching consists in large part of the ability to awaken the natural curiosity of young minds and to satisfy it with the nourishment of knowledge.
挑战是伪装的机遇;拥抱它们,变得更强大。