The selfish gene theory is not a theory about selfishness in the everyday sense. It is a theory about the evolution of behavior.

Look up at the stars and not down at your feet. Try to make sense of what you see, and wonder about what makes the universe exist. Be curious.

各位，我们的四大支柱是什么？传统、荣誉、纪律，优秀。

The beauty of literature is that it allows us to live a thousand lives.

我们都在阴沟里，但仍有人仰望星空。