Many of the distinctions Harold makes are not just academic hair-splitting, but are key to truly understanding the core concepts behind XML.
Harold 所做的辨析并非学究式的吹毛求疵，他真正理解了 XML 背后核心概念的关键。
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At the culmination of my difficulties on the evening before the dream I had become irritated and had said that what she was needing of me was little better than hair-splitting.
While some have suggested that genetic "hair-splitting" has inflated the number of new species, recent studies have shown that "taxonomic inflation" is the exception, not the rule.