—— 请按键盘 空白键 开始游戏 ——

In mathematics, the art of proposing a question must be held of higher value than solving it.
Black holes are not just cosmic vacuums; they are the ultimate laboratories for testing the limits of our physical theories.
Don’t be afraid to ask a question that may sound stupid because 99% of the time everyone else is thinking of the same question and is too embarrassed to ask it.
Handy measure: the distance between your fingertips of your outstretched arms at shoulder level is your height.
The only thing that separates successful people from the others is hard work.
当海洋通过减少的种群数量发声时,我们必须有勇气倾听并采取行动。