A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.
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。
生活的最好方式是无条件地爱。
The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.
I believe in the power of dreams and the importance of hard work.
对于音乐家而言，最必要的，最重要的，最主要的，最本质的事情是：知道他想要什么，他能做什么，以及他应该做什么。
Sometimes the simplest melodies are the hardest to write.