What's Happening In China: An Economy On The Verge Of A Nervous Breakdown:
"The more you go out and look around, and listen to your gut, the more worried you become. Something’s happening here, what it is ain’t exactly clear … but it feels bad, very bad. The problem with models, and the reason I’m inclined to stick with my eyes and my gut, is that models work very well when prior patterns of perception and behavior remain constant, but are very poor at noticing inflection points where the way people think and act undergo a shift."
http://www.businessinsider.com/the-truth-about-the-china-an-economy-on-the-verge-of-a-nervous-breakdown-2011-10