《Tetrabiblos》Knowledge May Be Acquired By Astronomy To A Certain ExtentClaudius Ptolemy（Ashmand 英譯 1822）
Hence arises the sole difficulty in the consideration of events produced by the Ambient. For no other concurrent cause has been hitherto combined with the motion of the heavenly bodies; although the doctrine of nativities, particularly that part of it relating to peculiar individual temperament, demands also the consideration of other concomitant causes, which are neither trifling nor unimportant, but essentially potent in affecting the individual properties of the creatures born.
段落 tetra-1-knowledgem-39public-domain (Ashmand 1822)
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