Writing is also a craft, generally the work of an artisan more than an artist. The first purpose of a well tempered sentence is the communication of an idea, w

Writing is also a craft, generally the work of an artisan more than an artist. The first purpose of a well tempered sentence is the communication of an idea, while the plucking of heartstrings comes second or not at all. PG's emphasis is clearly on exchanging facts efficiently and effectively in text-based non-fiction forums where creatively engaging the reader's emotions would divert the narrative a bit off topic.