—— 请按键盘 空白键 开始游戏 ——

The task of the teacher is to lead the student from the known to the unknown.
"Quantum cryptography is not about keeping secrets, it's about knowing when someone is trying to steal them."
Prescription for popular success: do something strange. Make a habit of your weird.
时间是我所有作品中看不见的材料。
The past is never dead. It's not even past.