—— 请按键盘 空白键 开始游戏 ——

The opposite of a correct statement is a false statement. But the opposite of a profound truth may well be another profound truth.
The essence of mathematics lies in its freedom.
Hope is the thing with feathers that perches in the soul.
The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.
最终,我们只会后悔没有抓住的机会。