《Tetrabiblos》That Prescience Is UsefulClaudius Ptolemy（Ashmand 英譯 1822）
But neither the increase nor putrefaction of the wound nor the magnet’s attraction of iron, is ordained by any inevitable law, although these consequences must necessarily follow, in due obedience to the first principles of the existing order of nature, when no means of prevention can be found and applied.
段落 tetra-1-thatpresci-22public-domain (Ashmand 1822)
↗ 開啟公有領域原文（Wikisource）此段為公有領域典籍逐字擷取，零 AI 生成；原文亦存繁化前底本，可逐字審計。我們寧可少引、不可錯引——驗不過的引文一律捨棄。