—— 请按键盘 空白键 开始游戏 ——

The world of the happy is quite another than that of the unhappy.
I don't feel like I have to please anyone. I feel free. I feel like I'm an adult. I'm grown. I can do what I want. I can say what I want. I can retire if I want. That's why I've worked hard.
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.