Related quotes
Steps to the Temple, To Our Lord upon the Water Made Wine; reported in Hoyt's New Cyclopedia Of Practical Quotations (1922), p. 516.

“You think it more difficult to turn air into wine than to turn wine into blood?”
On a priest who pantomimes Mass, Monsignor Quixote, PBS TV (February 13, 1987)

“Wine is sunlight, held together by water.”
His description of wine, as quoted in Discoveries and Opinions of Galileo (1957) by Stillman Drake, p. 5
Other quotes
Variant: Light held together by moisture.

“Wine is good, but water is preferable at table.”
The Notebooks of Leonardo Da Vinci (1938), I Philosophy

“My books are water; those of the great geniuses is wine. Everybody drinks water.”
Source: Notebook

“High and fine literature is wine, and mine is only water; but everybody likes water.”

“It’s in my blood. My great-grandfather made wine and it’s a tradition I want to pass on to my son.”
On his work with his vineyard in Northern Arizona and wine label of the same name, Caduceus — reported in Jon Dolan (August 2006) "33 Things You Should Know About Tool" http://www.blender.com/guide/articles.aspx?id=2002, Blender, Alpha Media Group Inc.