Whenever your wife/hubby calls you CRAZY for what you do working with PAPER. Whenever they shake their heads when you talk to friends about what you do, show them this;
http://tinkering.exploratorium.edu/scott-weaver
		 
	
		 
	
		 
	
				
			http://tinkering.exploratorium.edu/scott-weaver
 
	 
	 
	 
	 
	 
 
		 
 
		
 
 
		
 
 
		
 
 
		