《Tetrabiblos》Animal Quits The Womb, And Assumes Another State Of ExistenceClaudius Ptolemy（Ashmand 英譯 1822）
These precepts must always be attended to, when that time can be ascertained. But, if the time of conception cannot be precisely made out, that of the birth must be received at the original date of generation; for it is virtually the most important, and is in no respect deficient, on comparison with the primary origin by conception, except in one view only; viz.
段落 tetra-3-animalquit-4public-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。