—— 请按键盘 空白键 开始游戏 ——

In the end, the value of a theory is not in its complexity, but in its ability to explain and predict.
最黑暗的夜晚孕育最亮的星星。
人一定要懂得“礼”之后才能产生恭敬之心,产生恭敬之心以后才能有所尊敬,有所礼让。
教学的艺术不在于传授本领,而在于激励、唤醒和鼓舞。