Understanding being fat

I was seeing a shrink in my late twenties which was what I call my middle diet years. I was already armed with the facts: Genetics made you fat, diets didn't work, society's expectation of body image was unnaturally thin. I knew all that, but I still dieted. I figured maybe for once I could be the exception to the rule.  Losing weight was something I discussed with my shrink. And in one session, I told him thin people really don't understand what it's like to be fat. 

I still believe that...