为文必溯源于六经，而参之以子史。
写文章必须追溯六经的源头，并参考诸子百家和史书的写法。
Freedom was a thing that shifted as you looked at it, the way a forest is dense with trees up close but from outside, from the empty meadow, you see its true limits. Being free had nothing to do with chains or how wide your cage was.