Chapter I · The Origin · Section 9: Textual layers — reading “若热渴凝闷脑疼目涩四支烦百节不舒聊四五啜与醍”

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Thesis

Section 9 is not really about “若热渴凝闷脑疼目涩四支烦百节不舒聊四五啜与醍”; it is about how Lu Yu turns tea from a local product into an object of argument.

Text

“For heat and thirst, congested chest, headache, smarting eyes, restless limbs, or discomfort in all the joints — a few sips of tea rival the finest cream and nectar.”

Context

热渴：口干舌燥。凝闷：胸闷。四支烦：四肢烦热。百节不舒：周身关节不适。醍醐（tí hú）：酥酪上凝聚的精华。

Evidence

• Collation: 各本一致。"醍醐"为佛教典籍常见语，指酥中上品，各本无出入。
• Existing readings: 吴觉农指出此句是《茶经》论"茶之药用"的核心：热渴、头痛、目涩等皆属"上火"表征，茶性寒可清解——与现代"茶多酚抗氧化、清热降火"的认识方向一致。

Analysis

Formally, the section gives a judgment, adds material detail, then returns to human practice. 热渴：口干舌燥。凝闷：胸闷。四支烦：四肢烦热。百节不舒：周身关节不适。醍醐（tí hú）：酥酪上凝聚的精华。 That is why the Classic of Tea reads as an argued book rather than a miscellany.

Conclusion

The section does not give a universal rule. It demonstrates a method: read the text, the annotation and the Tang context together before making a modern claim.

Source: The Classic of Tea, Chapter I · The Origin, section 9; the original is in the public domain.

A maker reads “若热渴凝闷脑疼目涩四支烦百节不舒聊四五啜与醍” through weather and soil first. 热渴：口干舌燥。凝闷：胸闷。四支烦：四肢烦热。百节不舒：周身关节不适。醍醐（tí hú）：酥酪上凝聚的精华。 That is not far from how we judge a mountain and a picking window today.

The vessel is not background. 热渴：口干舌燥。凝闷：胸闷。四支烦：四肢烦热。百节不舒：周身关节不适。醍醐（tí hú）：酥酪上凝聚的精华。 The same leaf in a different bowl, grinder or sieve changes aroma and texture; vessel and tea are defined together.

Water and fire magnify the difference. The same leaf at a higher temperature or a longer steep changes the sweet-bitter balance; the text only becomes operational at the brewing stage.