In the realm of computational complexity, every problem is a universe waiting to be explored.

一个人，如果不是他们留下的痕迹，又是什么呢？

诗歌是我们面对孤独的媒介。

are a soldier, do not fight for my freedom. Fight for the freedom of the soldier fighting next to you. This will make the war more inspiring for you both.

The more you experience, the more you learn.

词语是陷阱，我们在不知不觉中踏入其中。