I don't know, the emotional state of a sofa could go either way
on the one hand, people sit on it
on the other, it gets to steal their money and pens
( vladimir, Wed 8 Aug 2012, 18:30, archived)

I reckon they could be quite volatile
www.b3tards.com/u/6ade611e1870a93700b9/sofa.jpg
( vladimir, Wed 8 Aug 2012, 19:41, archived)