By Aaron TraisterAaron Traister explains why guys don't see your supposed flaws — except when you try too hard to hide them.I woke up the other morning to find my wife, Karel, in front of her mirror, examining her stretch marks. She asked me whether I thought she should try using cream to get rid of them. I told her the truth, which was that if she really wanted to improve her appearance, she should get some more beauty sleep before our gremlins came in to rob us of whatever remains of our youth. What I didn't tell her—but should have—is this: I pretty much never notice those stretch marks. Like most guys, I'm too busy paying attention to the stuff that makes the female body so awesome. We do, however, see your obsessing and attempting to compensate for what you perceive as flaws....