Yes, because having healthy kids who will be able to make use of the good decisions is luck. People aren't saying decisions don't matter. They're saying trying

Yes, because having healthy kids who will be able to make use of the good decisions is luck. People aren't saying decisions don't matter. They're saying trying to equalize opportunity does matter by mitigating the effects of luck. People are also saying we're best able to mitigate bad luck when we work as a larger society.