—— 请按键盘 空白键 开始游戏 ——

The only real failure in life is not to be true to the best one knows.
生活中唯一真正的失败是不忠于自己所知道的最好。
The essence of computational complexity is to understand the limits of what can be computed efficiently.
【译文】 孔子说:“君子总是胸怀宽广,小人总是忧愁悲伤。”