—— 请按键盘 空白键 开始游戏 ——

There are no hard distinctions between what is real and what is unreal, nor between what is true and what is false. A thing is not necessarily either true or false; it can be both true and false.
I don't sing because I'm happy; I'm happy because I sing.
风险管理不是关于避免风险,而是关于理解和管理风险。
唯一真正的监狱是恐惧,唯一真正的自由是从恐惧中解脱。
"The beauty of computational complexity lies in its ability to reveal the inherent difficulty of problems, regardless of the specific algorithms used to solve them."