The real moat is users' dependence on you.

一个人不论年龄多大，都要学习自己不懂的东西。这不是羞耻。

The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.

暮春三月,穿上春天的衣服,约上五六人,带上六七个童子,在沂水边沐浴,在高坡上吹风,一路唱着歌而回

人不是物中的物；物相互决定，但人最终是自我决定的。

Writing is a struggle against silence.