—— 请按键盘 空白键 开始游戏 ——

The most important thing in mathematics is to understand the concepts, not just to memorize the formulas.
We are all characters in a story we did not write.
The least I can do is speak out for those who cannot speak for themselves.
在数据库的世界里,一种尺寸并不适合所有人。专业化是效率的关键。
我不考虑年龄。我考虑的是生活和活着。