每个人体内都携带着古老世界的碎片。
Every human carries fragments of ancient worlds within them.
"The credibility of your results depends on the plausibility of your identifying assumptions."
The heart is the only thing worth writing about.
一个问题如果在计算机上可以快速解决,那么它属于P类问题;如果一个解可以快速验证,那么它属于NP类问题。