—— 请按键盘 空白键 开始游戏 ——

过去是幽灵,未来是梦,我们拥有的只有现在。
The past is a ghost, the future a dream, and all we ever have is now.
The language of mathematics is universal, and it is through this language that we can communicate the most profound truths of the universe.
The test of a first-rate intelligence is the ability to hold two opposed ideas in mind at the same time and still retain the ability to function.
Don’t be afraid to fail, be afraid not to try.