The challenge in computer science is not just to solve problems, but to understand why they are problems in the first place.

至高无上、极其深奥微妙的佛法，百千万劫也难以遇到。

写作的真正挑战不在于找到正确的词语，而在于揭示它们必须承载的真相。

真相往往存在于词语之间的空白。