evidence that beer may have been one of the reasons of modern civilization...

Beer is proof that God loves us and wants us to be happy.
-Benjamin Franklin

source -> http://www.foxnews.com/scitech/2010/11/08/beer-lubricated-rise-civilization-study-suggests/?test=latestnews

I've always said beer is more good for you than it is bad for you (I'm aware how bad that grammar is).
This article from Livescience.com suggests that beer may have been one of the major things that pushed humans to move from being hunter/gatherers to an agrarian and then urban way of life.

Prost!

Article Source -> http://www.livescience.com/culture/beer-helped-rise-of-civilization-101104.html