天下的道理，归根结底只有一个。
出自《海国图志·卷首》。地气和天时变化了，那么历史的体例也应随着时代的变化而变化。
文章的最高境界，能够通达神明，穷尽天地之理，放之四海而皆准，流传百世而不衰。
"Memory is a complicated thing, a relative to truth, but not its twin."
The essence of computation is not just in the manipulation of symbols, but in the profound understanding of what those manipulations represent.
The self is not something ready-made, but something in continuous formation through choice of action.