—— 请按键盘 空白键 开始游戏 ——

In quantum mechanics, the act of measurement can change the state of the system being measured.
No matter where life takes us, we’ll always be a family.
We teach a subject not to produce little living libraries on that subject, but rather to get a student to think mathematically for himself.
革命的道路不是铺满玫瑰的道路。
Love is not a finite resource.