check, we often try to overcompensate how well we can put ourselves amidst stressors in our lives so we'll be around people who are eating rich foods, we'll be around people who are smoking cigarettes in our presence. and study after study shows that we don't think we have the control that we think we do. . >> larry: one of the definitions of insanity is doing the same thing and expecting different results. >> one of the things you were talking about is does will power work, what you have to understand is that the usual systems that we deploy to decide and to affect volition actually get usurped by the distorted drives of addiction so you start thinking the wrong things, you start feeling that the wrong things are the right thing. >> larry: you're fooling your brain? >> your brain fools you. my patients all the time say i td ameritrade anytime... day or night... or visit a branch. for help, not just a sales pitch. they actually know the difference. call, click, or come in to td ameritrade.