—— 请按键盘 空白键 开始游戏 ——

夏天的飞鸟,飞到我窗前唱歌,又飞去了。 秋天的黄叶,他们没有什麼可唱的,只是叹息一声,飞落在那里。
Stray birds of summer come to my window to sing and fly away。 And yellow leaves of autumn, which have no songs, flutter and fall there with a sigh。
The best way to predict the future is to create it.
The best scientists are those who remain humble in the face of the unknown.
Economics is the study of how societies use scarce resources to produce valuable goods and services and distribute them among different individuals. If we think about the definitions, we find two key ideas that run through all of economics:
这个世界不是因为你能做什么,而是你该做什么。