or don't they? and -- >> the ones who waited when tracked later in life turn out to be more successful on almost every dimension. >> a finding stumbled on. walter mitch whole originally did the marshmallow test decided to track them 30 years later, every measure, academic, occupational, income, staying out of jail, these kids who actually waited the 15 minutes, did better. the question is, are there cultural factors that induce that. that strengthen that kind of wi willpower and impulse control and there are. >> my question about this, first of all, it's very pleasing to hear that indians are supposed to be part of this group because i'm an indian-american, but what i wonder about, is if there is something within the culture that makes, you know, people of indian origin succeed, how come india has been such a mess for so many hundreds, maybe thousands of years, same could be said of china, if these are