Nature is a book written...‏

Nowadays, we should 

revise Galileo's saying. 

Instead of "Nature is a book 

written in the language of mathematics", 

we should say: "Nature is a book 

written in the syntax of mathematics, 

but with the semantics of physics".

Jeremy Butterfield

Trinity College Cambridge

http://plus.maths.org/content/world-made-maths