google出来的:比较文学论坛上:
Do you know sixpence is British coin, just like American quarter.
Please pay attention to the similarity of the Moon and sixpence in appearance.
--They are all round and shiny under the Sun.
and the contrast between the Moon and sixpence.
--There is one and only one Moon in the universe while tens millions of sixpence.
The Moon is unique, sublimately beautiful and sixpence is common, vulgar, often dirty.
The author is using sharp contrast here. He wrote the vulgar life of a stock broker and a genius artist.
I was pleased to know that not only Chinese appreciate the beauty of the Moon after reading this book