The study of computational complexity is not just about classifying problems; it is about understanding the nature of computation itself.

善恶之间的分界线贯穿每个人的内心。

诗歌是一种游戏，但一种严肃的游戏。

The health of our oceans reflects the health of our planet. We must act now to protect both.

明智的人会将自己的信仰与证据相协调。